Solar Scope Modifications

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G band instead of Ca-k filter

Last post by DeepSolar64 « Fri Dec 04, 2020 4:52 pm
Replies: 45
by Stardust5858 » Mon Nov 23, 2020 9:28 pm
1

2
Rating: 57.69%
45 Replies

444 Views

Last post by DeepSolar64
Fri Dec 04, 2020 4:52 pm
Back-focus issues with a collimated etalon

Last post by marktownley « Sun Nov 29, 2020 11:06 am
Replies: 3
by AndiesHandyHandies » Mon Nov 23, 2020 5:53 pm

3 Replies

104 Views

Last post by marktownley
Sun Nov 29, 2020 11:06 am
Santel M180 F10 Rumak Maksutov first light

Last post by marktownley « Sun Nov 29, 2020 11:02 am
Replies: 48
by AndiesHandyHandies » Sat Mar 07, 2020 12:14 am
1

2
Rating: 19.23%
48 Replies

18094 Views

Last post by marktownley
Sun Nov 29, 2020 11:02 am
Opticstar 80mm F5 and some solar playing.

Last post by marktownley « Thu Nov 26, 2020 4:22 pm
Replies: 2
by AndiesHandyHandies » Sun Nov 22, 2020 4:46 pm

2 Replies

64 Views

Last post by marktownley
Thu Nov 26, 2020 4:22 pm
127mm Meade Triplet Mod

Last post by AndiesHandyHandies « Mon Nov 23, 2020 9:52 am
Replies: 18
by AndiesHandyHandies » Tue May 21, 2019 10:10 pm

18 Replies

4011 Views

Last post by AndiesHandyHandies
Mon Nov 23, 2020 9:52 am
Solar Scout SS60 Etalon on 80ED scope: first light

Last post by Fabio_Imm « Sat Nov 14, 2020 8:57 am
Replies: 4
by Fabio_Imm » Sun Nov 08, 2020 3:57 pm

Rating: 7.69%

4 Replies

311 Views

Last post by Fabio_Imm
Sat Nov 14, 2020 8:57 am
Newtonian vs SCT thermal handling with full aperture D-ERF

Last post by RodAstro « Fri Nov 13, 2020 3:20 pm
Replies: 27
by MalVeauX » Wed Jan 29, 2020 3:21 pm
1

2
Rating: 1.92%
27 Replies

9175 Views

Last post by RodAstro
Fri Nov 13, 2020 3:20 pm
Basic question about PST etalon to focus spacing.

Last post by AndiesHandyHandies « Wed Nov 11, 2020 12:53 pm
Replies: 39
by Rusted » Fri Oct 09, 2020 8:30 pm
1

2
Rating: 78.85%
39 Replies

943 Views

Last post by AndiesHandyHandies
Wed Nov 11, 2020 12:53 pm
Doublestack PST Mod + Quark

Last post by marktownley « Mon Nov 09, 2020 6:24 pm
Replies: 8
by Starry Jack » Tue Jun 02, 2020 10:58 pm

Rating: 1.92%

8 Replies

611 Views

Last post by marktownley
Mon Nov 09, 2020 6:24 pm
Help me with my first mod

Last post by Gingerfish « Sat Nov 07, 2020 1:06 am

by Gingerfish » Sat Nov 07, 2020 1:06 am

0 Replies

115 Views

Last post by Gingerfish
Sat Nov 07, 2020 1:06 am
Santel Mak180 on UK ABS

Last post by AndiesHandyHandies « Mon Oct 26, 2020 11:23 am
Replies: 1
by AndiesHandyHandies » Sun Oct 18, 2020 8:25 am

Rating: 1.92%

1 Replies

315 Views

Last post by AndiesHandyHandies
Mon Oct 26, 2020 11:23 am
My latest, H-alpha, PST mod set-up for a 6" f/10..

Last post by Rusted « Sun Sep 20, 2020 2:18 pm

by Rusted » Sun Sep 20, 2020 2:18 pm

Rating: 3.85%

0 Replies

360 Views

Last post by Rusted
Sun Sep 20, 2020 2:18 pm
Replacing Lunt CaK BF with something better

Last post by krakatoa1883 « Sun Sep 20, 2020 12:11 pm
Replies: 17
by krakatoa1883 » Sun Sep 13, 2020 7:25 pm

Rating: 19.23%

17 Replies

644 Views

Last post by krakatoa1883
Sun Sep 20, 2020 12:11 pm
PST Mod and TEC140

Last post by marktownley « Sun Sep 06, 2020 4:59 pm
Replies: 9
by Montana » Mon Aug 31, 2020 6:18 pm

Rating: 5.77%

9 Replies

480 Views

Last post by marktownley
Sun Sep 06, 2020 4:59 pm
PST Mod C11

Last post by AndiesHandyHandies « Fri Sep 04, 2020 9:03 am
Replies: 10
by Montana » Mon Aug 03, 2020 5:41 pm

Rating: 5.77%

10 Replies

638 Views

Last post by AndiesHandyHandies
Fri Sep 04, 2020 9:03 am
Lunt LS50THa PT deassembly- the saga continues lol

Last post by krakatoa1883 « Wed Aug 26, 2020 1:59 pm
Replies: 3
by T McVicar » Fri Apr 22, 2016 4:29 am

Rating: 3.85%

3 Replies

682 Views

Last post by krakatoa1883
Wed Aug 26, 2020 1:59 pm
Lunt Modular HA 60mm Potential?

Last post by marktownley « Tue Aug 25, 2020 7:33 pm
Replies: 1
by MalVeauX » Fri Aug 14, 2020 3:47 pm

Rating: 1.92%

1 Replies

255 Views

Last post by marktownley
Tue Aug 25, 2020 7:33 pm
Lunt LS50THa modification to 200 mm aperture

Last post by GreatAttractor « Sat Aug 22, 2020 6:07 am
Replies: 10
by GreatAttractor » Thu Sep 06, 2018 8:17 pm

Rating: 3.85%

10 Replies

3741 Views

Last post by GreatAttractor
Sat Aug 22, 2020 6:07 am
Solar newton - An open support for the primary mirror

Last post by allhoest « Fri Aug 21, 2020 7:41 pm

by allhoest » Fri Aug 21, 2020 7:41 pm

Rating: 3.85%

0 Replies

307 Views

Last post by allhoest
Fri Aug 21, 2020 7:41 pm
Need Help Identifying This

Last post by DeepSolar64 « Thu Aug 20, 2020 5:31 am
Replies: 2
by silversolarsurfer » Tue Aug 18, 2020 6:21 am

Rating: 5.77%

2 Replies

256 Views

Last post by DeepSolar64
Thu Aug 20, 2020 5:31 am
Has anyone got a copy of...

Last post by solarGain « Thu Aug 13, 2020 1:44 pm

by solarGain » Thu Aug 13, 2020 1:44 pm

0 Replies

290 Views

Last post by solarGain
Thu Aug 13, 2020 1:44 pm
Lunt Blocking filter with Solarmax etalon?

Last post by marktownley « Wed Aug 12, 2020 1:53 pm
Replies: 4
by hopskipson » Tue Aug 04, 2020 1:25 am

Rating: 1.92%

4 Replies

401 Views

Last post by marktownley
Wed Aug 12, 2020 1:53 pm
Lunt Pressure Tuner + Quark Question

Last post by rsfoto « Mon Aug 10, 2020 6:57 pm
Replies: 5
by MapleRidge » Thu Aug 06, 2020 6:04 pm

Rating: 3.85%

5 Replies

382 Views

Last post by rsfoto
Mon Aug 10, 2020 6:57 pm
solarmax II

Last post by alpha76 « Fri Jul 31, 2020 6:40 am
Replies: 3
by alpha76 » Sat Jul 25, 2020 2:14 am

3 Replies

553 Views

Last post by alpha76
Fri Jul 31, 2020 6:40 am
Lunt 80mm + Refractor 150. Need Help guys.

Last post by marktownley « Sun Jul 26, 2020 9:44 am
Replies: 2
by Vasily » Sun Jul 19, 2020 4:00 pm

2 Replies

467 Views

Last post by marktownley
Sun Jul 26, 2020 9:44 am
H-Alpha Double-Refractor 120 / 135 / 150mm Aperture ?

Last post by Rusted « Wed Jul 15, 2020 8:11 am
Replies: 43
by Solar-Cologne » Thu Nov 12, 2015 6:35 am
1

2
Rating: 15.38%
43 Replies

15710 Views

Last post by Rusted
Wed Jul 15, 2020 8:11 am
Lunt CaK diagonal modded to straight through

Last post by Bob Yoesle « Sun Jul 12, 2020 1:44 am
Replies: 9
by bart1805 » Thu Jan 24, 2019 6:46 pm

Rating: 1.92%

9 Replies

3003 Views

Last post by Bob Yoesle
Sun Jul 12, 2020 1:44 am
PST Stage 2 Mod for sale: Works at f6.5 and f10

Last post by Starry Jack « Mon Jun 15, 2020 6:16 pm

by Starry Jack » Mon Jun 15, 2020 6:16 pm

0 Replies

612 Views

Last post by Starry Jack
Mon Jun 15, 2020 6:16 pm
YouTube of my PST Sweet Spot Tweaks

Last post by Starry Jack « Sat Jun 13, 2020 11:44 pm
Replies: 4
by Starry Jack » Fri Jun 12, 2020 1:31 am

4 Replies

455 Views

Last post by Starry Jack
Sat Jun 13, 2020 11:44 pm
PST Etalon Adjustment PIN

Last post by Starry Jack « Sat Jun 13, 2020 11:43 pm
Replies: 6
by Solar B » Tue Jun 09, 2020 6:54 pm

Rating: 1.92%

6 Replies

512 Views

Last post by Starry Jack
Sat Jun 13, 2020 11:43 pm
Motor driven helical focuser.

Last post by Martin_S « Sat Jun 13, 2020 12:08 pm
Replies: 4
by Rusted » Sun May 03, 2020 3:37 pm

Rating: 15.38%

4 Replies

675 Views

Last post by Martin_S
Sat Jun 13, 2020 12:08 pm
How to Remove Filter

Last post by Rusted « Thu Jun 11, 2020 8:08 am
Replies: 2
by astrobiker23 » Mon Jun 08, 2020 7:45 pm

Rating: 3.85%

2 Replies

352 Views

Last post by Rusted
Thu Jun 11, 2020 8:08 am
Rubber piston dimensions??

Last post by mconsidine « Wed Jun 03, 2020 11:51 pm

by mconsidine » Wed Jun 03, 2020 11:51 pm

0 Replies

444 Views

Last post by mconsidine
Wed Jun 03, 2020 11:51 pm
Daystar Quarks

Last post by AndiesHandyHandies « Thu May 28, 2020 10:07 pm
Replies: 4
by AndiesHandyHandies » Tue May 26, 2020 9:04 am

4 Replies

533 Views

Last post by AndiesHandyHandies
Thu May 28, 2020 10:07 pm
CaK Herschel wedge mod details

Last post by krakatoa1883 « Mon May 25, 2020 6:32 pm
Replies: 6
by thesmiths » Sun Nov 09, 2014 3:28 am

Rating: 1.92%

6 Replies

2516 Views

Last post by krakatoa1883
Mon May 25, 2020 6:32 pm
Coronado PST Etalon tuning anti-slip bearing modification

Last post by Merlin66 « Thu May 21, 2020 5:46 am
Replies: 18
by Rusted » Sun Mar 29, 2020 6:59 am

18 Replies

4412 Views

Last post by Merlin66
Thu May 21, 2020 5:46 am
Helical to Feather Touch SMII

Last post by hopskipson « Mon May 18, 2020 10:44 pm
Replies: 19
by hopskipson » Thu May 07, 2020 12:25 pm

Rating: 13.46%

19 Replies

1121 Views

Last post by hopskipson
Mon May 18, 2020 10:44 pm
100DS - Modified Quark using 2" 35nm ERF.

Last post by AndiesHandyHandies « Fri May 08, 2020 4:38 pm
Replies: 9
by AndiesHandyHandies » Tue May 05, 2020 6:32 pm

Rating: 5.77%

9 Replies

876 Views

Last post by AndiesHandyHandies
Fri May 08, 2020 4:38 pm
Easy PST Module with ERF (non-destructive, no cutting of OTA, & no-black-box rebuild)

Last post by Rusted « Tue Apr 07, 2020 11:59 am
Replies: 89
by MalVeauX » Fri Sep 06, 2019 5:07 pm
1

2

3

4
Rating: 1.92%
89 Replies

28133 Views

Last post by Rusted
Tue Apr 07, 2020 11:59 am
Removing barlow from Quark

Last post by AndiesHandyHandies « Mon Apr 06, 2020 9:12 am
Replies: 19
by sulcis2000 » Mon May 01, 2017 9:03 pm

19 Replies

13589 Views

Last post by AndiesHandyHandies
Mon Apr 06, 2020 9:12 am
Temperatures at focus of 6" f/10 H-a telescope:

Last post by AndiesHandyHandies « Sat Mar 28, 2020 8:59 am
Replies: 6
by Rusted » Thu Mar 26, 2020 2:32 pm

6 Replies

2517 Views

Last post by AndiesHandyHandies
Sat Mar 28, 2020 8:59 am
Two simultaneous pst etalon

Last post by Solar-Cologne « Sat Mar 28, 2020 4:01 am
Replies: 11
by marktownley » Thu Mar 12, 2020 6:33 am

11 Replies

6379 Views

Last post by Solar-Cologne
Sat Mar 28, 2020 4:01 am
Optimum BF for 6" f/10 with PST etalon and ASI174?

Last post by Rusted « Mon Mar 23, 2020 6:53 pm
Replies: 35
by Rusted » Sun Mar 01, 2020 10:57 am
1

2
35 Replies

13991 Views

Last post by Rusted
Mon Mar 23, 2020 6:53 pm
What can be done with a PST double stack?

Last post by daslolo « Sat Mar 21, 2020 1:02 am
Replies: 10
by daslolo » Wed Mar 11, 2020 7:43 am

10 Replies

5997 Views

Last post by daslolo
Sat Mar 21, 2020 1:02 am
F/A Merlin. ERF Transmissions

Last post by AndiesHandyHandies « Wed Mar 18, 2020 11:43 am
Replies: 2
by AndiesHandyHandies » Tue Mar 17, 2020 8:49 pm

2 Replies

2643 Views

Last post by AndiesHandyHandies
Wed Mar 18, 2020 11:43 am
What is the cheapest mod to view details of the sun up close?

Last post by daslolo « Thu Mar 12, 2020 9:20 am
Replies: 20
by daslolo » Sun Feb 16, 2020 9:31 pm

Rating: 1.92%

20 Replies

11935 Views

Last post by daslolo
Thu Mar 12, 2020 9:20 am
$200 Lunt LS50 w/ 2''Baader Steeltrack focuser mod.

Last post by daslolo « Fri Mar 06, 2020 1:23 am
Replies: 3
by soulvagabond » Sat Jul 15, 2017 9:55 am

3 Replies

6634 Views

Last post by daslolo
Fri Mar 06, 2020 1:23 am
$70 filter tester

Last post by daslolo « Fri Mar 06, 2020 1:08 am
Replies: 3
by daslolo » Thu Feb 27, 2020 7:27 am

3 Replies

5480 Views

Last post by daslolo
Fri Mar 06, 2020 1:08 am
Using a laser power meter with thermopile sensor to check ERF filters

Last post by Rusted « Sun Mar 01, 2020 1:01 pm
Replies: 57
by etatsolarchat » Tue Feb 26, 2013 5:17 am
1

2

3
57 Replies

16192 Views

Last post by Rusted
Sun Mar 01, 2020 1:01 pm
150mm/Lunt35/Coronado BF15 mod

Last post by daslolo « Thu Feb 27, 2020 3:22 am
Replies: 48
by Carbon60 » Fri Apr 25, 2014 6:18 am
1

2
48 Replies

19237 Views

Last post by daslolo
Thu Feb 27, 2020 3:22 am
PST Black Box Mods

Last post by daslolo « Sun Feb 23, 2020 9:51 pm
Replies: 7
by AndiesHandyHandies » Fri May 24, 2019 11:06 pm

7 Replies

5034 Views

Last post by daslolo
Sun Feb 23, 2020 9:51 pm
PST conversion?

Last post by marktownley « Sun Feb 23, 2020 10:23 am
Replies: 8
by garymck » Sun Dec 29, 2019 8:11 am

8 Replies

5345 Views

Last post by marktownley
Sun Feb 23, 2020 10:23 am
PST mod 2 for dummies

Last post by daslolo « Sat Feb 22, 2020 11:05 am
Replies: 3
by daslolo » Wed Feb 19, 2020 12:23 am

3 Replies

4024 Views

Last post by daslolo
Sat Feb 22, 2020 11:05 am
Is a C8 and a PST mod really usable?

Last post by daslolo « Thu Feb 20, 2020 9:33 am
Replies: 20
by langleif2 » Sun Aug 18, 2019 9:21 am

20 Replies

7787 Views

Last post by daslolo
Thu Feb 20, 2020 9:33 am
Lunt LS35 mod? Is this a crazy idea? Is it crazy enough to work?

Last post by daslolo « Mon Feb 17, 2020 2:20 am
Replies: 22
by michael.h.f.wilkinson » Mon Feb 11, 2013 12:50 pm

22 Replies

7194 Views

Last post by daslolo
Mon Feb 17, 2020 2:20 am
Coronado/Lunt hybrid?

Last post by hopskipson « Thu Feb 13, 2020 10:49 pm
Replies: 4
by hopskipson » Thu Feb 13, 2020 2:55 am

4 Replies

4877 Views

Last post by hopskipson
Thu Feb 13, 2020 10:49 pm
Pst stage 1 mod, focus

Last post by MalVeauX « Fri Jan 31, 2020 5:31 pm
Replies: 1
by Sol seeker uk » Fri Jan 31, 2020 5:28 pm

1 Replies

3402 Views

Last post by MalVeauX
Fri Jan 31, 2020 5:31 pm
Baader 1.25x GPC with PST Mod, How to Mount the GPC?

Last post by MalVeauX « Sun Jan 19, 2020 8:57 pm
Replies: 12
by MalVeauX » Sat Jan 18, 2020 2:10 am

12 Replies

4800 Views

Last post by MalVeauX
Sun Jan 19, 2020 8:57 pm
PST modification - idiots guide

Last post by AndiesHandyHandies « Fri Jan 17, 2020 9:34 am
Replies: 38
by Montana » Tue Sep 24, 2019 11:15 am
1

2
38 Replies

11060 Views

Last post by AndiesHandyHandies
Fri Jan 17, 2020 9:34 am
How close to F10 must a PST mod truly be?

Last post by Merlin66 « Thu Jan 16, 2020 9:37 pm
Replies: 14
by MalVeauX » Fri Jan 10, 2020 8:23 pm

Rating: 1.92%

14 Replies

5365 Views

Last post by Merlin66
Thu Jan 16, 2020 9:37 pm
Motorized Etalon Tuners

Last post by Rusted « Wed Jan 15, 2020 8:46 am
Replies: 13
by Martin_S » Sat Nov 16, 2019 8:01 pm

13 Replies

5411 Views

Last post by Rusted
Wed Jan 15, 2020 8:46 am
No adapters, no tube cutting: the easiest 80mm "stage 1" Lunt LS50 mod possible!

Last post by marktownley « Mon Jan 13, 2020 2:32 pm
Replies: 5
by Roel80 » Mon Dec 23, 2019 2:38 pm

5 Replies

4261 Views

Last post by marktownley
Mon Jan 13, 2020 2:32 pm
Is this possible?

Last post by antonello « Mon Jan 13, 2020 6:57 am
Replies: 2
by hopskipson » Sat Jan 11, 2020 9:00 pm

2 Replies

3490 Views

Last post by antonello
Mon Jan 13, 2020 6:57 am
A 6" f/8 PST mod? Are we kidding ourselves?

Last post by Rusted « Fri Dec 27, 2019 9:41 am
Replies: 30
by Rusted » Sat Oct 19, 2019 11:51 am
1

2
30 Replies

7015 Views

Last post by Rusted
Fri Dec 27, 2019 9:41 am
SH Quark Chromosphere

Last post by marktownley « Wed Dec 25, 2019 2:11 pm
Replies: 3
by AndiesHandyHandies » Tue Dec 24, 2019 3:17 pm

3 Replies

2128 Views

Last post by marktownley
Wed Dec 25, 2019 2:11 pm
Skywatcher DC Motor drive for PST etalon.

Last post by Rusted « Tue Dec 24, 2019 3:23 pm
Replies: 29
by Rusted » Mon Nov 18, 2019 3:41 pm
1

2
29 Replies

5784 Views

Last post by Rusted
Tue Dec 24, 2019 3:23 pm
Convert my William Optics ZS80IIED

Last post by marktownley « Sat Dec 21, 2019 9:30 pm
Replies: 9
by p1taylor » Sun Dec 15, 2019 6:18 pm

9 Replies

2603 Views

Last post by marktownley
Sat Dec 21, 2019 9:30 pm
12" White light Newtonian

Last post by christian viladrich « Fri Dec 20, 2019 10:59 am
Replies: 7
by AndiesHandyHandies » Thu Oct 24, 2019 8:09 am

7 Replies

2681 Views

Last post by christian viladrich
Fri Dec 20, 2019 10:59 am
How to internally mount an ERF?

Last post by Rusted « Tue Dec 17, 2019 12:09 pm
Replies: 1
by Roel80 » Tue Dec 17, 2019 11:56 am

1 Replies

1743 Views

Last post by Rusted
Tue Dec 17, 2019 12:09 pm
D-ERF in converging beam?

Last post by Rusted « Mon Dec 16, 2019 7:51 am
Replies: 26
by Rusted » Tue Dec 10, 2019 1:58 pm
1

2
26 Replies

5673 Views

Last post by Rusted
Mon Dec 16, 2019 7:51 am
"Magic" distance of Lunt LS50PT etalon from focal plane?

Last post by Roel80 « Tue Dec 10, 2019 2:59 pm
Replies: 15
by Roel80 » Sat Nov 23, 2019 8:45 am

15 Replies

3504 Views

Last post by Roel80
Tue Dec 10, 2019 2:59 pm
Vixen VMC110 PST mod

Last post by marktownley « Tue Dec 03, 2019 7:36 pm
Replies: 22
by AndiesHandyHandies » Wed May 22, 2019 7:19 am

22 Replies

4850 Views

Last post by marktownley
Tue Dec 03, 2019 7:36 pm
Took my Lunt LS50T apart to measure stuff - interesting results...

Last post by Roel80 « Mon Dec 02, 2019 10:56 am
Replies: 12
by Roel80 » Sun Nov 24, 2019 4:39 pm

12 Replies

2877 Views

Last post by Roel80
Mon Dec 02, 2019 10:56 am
Removal of lunt erf double stack possible?

Last post by Bob Yoesle « Fri Nov 22, 2019 2:40 pm
Replies: 3
by Stardust5858 » Tue Oct 29, 2019 12:01 pm

3 Replies

2396 Views

Last post by Bob Yoesle
Fri Nov 22, 2019 2:40 pm
Upgrade to the Vegemite etalon tuner

Last post by Rusted « Sun Nov 17, 2019 3:16 pm
Replies: 7
by Merlin66 » Sat Nov 16, 2019 12:19 am

7 Replies

2192 Views

Last post by Rusted
Sun Nov 17, 2019 3:16 pm
PST mod on a C14

Last post by mdwmark « Fri Nov 15, 2019 5:38 am
Replies: 11
by oli14 » Sun Nov 03, 2019 7:33 pm

11 Replies

3326 Views

Last post by mdwmark
Fri Nov 15, 2019 5:38 am
Common relectors for H-a?

Last post by Rusted « Sun Nov 03, 2019 12:07 pm
Replies: 2
by Rusted » Sun Nov 03, 2019 7:12 am

2 Replies

1899 Views

Last post by Rusted
Sun Nov 03, 2019 12:07 pm
Double stack with a Quark

Last post by hopskipson « Thu Oct 24, 2019 2:12 am
Replies: 3
by hopskipson » Tue Jul 09, 2019 9:52 pm

3 Replies

2317 Views

Last post by hopskipson
Thu Oct 24, 2019 2:12 am
DIY Solar Wedge ND3.0 alternatives for Imaging only

Last post by Merlin66 « Sat Oct 12, 2019 5:35 am
Replies: 15
by Martin_S » Tue May 21, 2019 9:40 pm

15 Replies

3927 Views

Last post by Merlin66
Sat Oct 12, 2019 5:35 am
Solar mod using a double stack etalon?

Last post by hopskipson « Sun Oct 06, 2019 8:19 pm
Replies: 18
by hopskipson » Sun Sep 29, 2019 4:13 am

18 Replies

3606 Views

Last post by hopskipson
Sun Oct 06, 2019 8:19 pm
A big solar newton for ultra narrowband imaging, possible?

Last post by langleif2 « Fri Sep 27, 2019 1:17 pm
Replies: 30
by allhoest » Sat Aug 31, 2019 8:44 pm
1

2
30 Replies

5644 Views

Last post by langleif2
Fri Sep 27, 2019 1:17 pm
New CaK filter assembly.

Last post by langleif2 « Thu Sep 26, 2019 5:42 am
Replies: 5
by Merlin66 » Wed Sep 18, 2019 4:27 am

5 Replies

2235 Views

Last post by langleif2
Thu Sep 26, 2019 5:42 am
Budget scope for visual

Last post by allhoest « Wed Sep 25, 2019 4:52 pm
Replies: 18
by gradoj » Mon Sep 09, 2019 12:43 am

18 Replies

3644 Views

Last post by allhoest
Wed Sep 25, 2019 4:52 pm
Lunt CaK PST #1 follow up

Last post by george9 « Mon Sep 23, 2019 12:54 am

by george9 » Mon Sep 23, 2019 12:54 am

0 Replies

8289 Views

Last post by george9
Mon Sep 23, 2019 12:54 am
Planning my first PST mod and need some help

Last post by solarchatted « Wed Sep 18, 2019 10:28 am
Replies: 84
by solarchatted » Tue Apr 09, 2019 2:56 pm
1

2

3

4
84 Replies

14236 Views

Last post by solarchatted
Wed Sep 18, 2019 10:28 am
Layout of filters in a CaK PST

Last post by Merlin66 « Mon Sep 09, 2019 6:33 am
Replies: 10
by Merlin66 » Thu Sep 05, 2019 1:56 am

10 Replies

2446 Views

Last post by Merlin66
Mon Sep 09, 2019 6:33 am
Removing mirror’s coating

Last post by marktownley « Sat Aug 31, 2019 3:17 am
Replies: 6
by allhoest » Wed Aug 28, 2019 6:44 pm

6 Replies

2357 Views

Last post by marktownley
Sat Aug 31, 2019 3:17 am
Blocking Filter In a Collimated Beam?

Last post by george9 « Wed Aug 21, 2019 10:43 pm
Replies: 10
by marktownley » Sat Aug 17, 2019 11:57 am

10 Replies

3150 Views

Last post by george9
Wed Aug 21, 2019 10:43 pm
PST Blocking Filter modification unit by AOKSwiss

Last post by Merlin66 « Sat Aug 17, 2019 7:02 am
Replies: 6
by nicosolcy » Wed Aug 14, 2019 10:53 am

6 Replies

2273 Views

Last post by Merlin66
Sat Aug 17, 2019 7:02 am
asi120mm-s DIY cooling

Last post by Bob Yoesle « Wed Jul 31, 2019 5:47 pm
Replies: 6
by Martin_S » Sat Jun 29, 2019 6:23 am

6 Replies

2595 Views

Last post by Bob Yoesle
Wed Jul 31, 2019 5:47 pm
90mm TS Triplet Mod

Last post by marktownley « Fri Jul 26, 2019 6:24 am
Replies: 1
by AndiesHandyHandies » Thu Jul 25, 2019 4:19 pm

1 Replies

1710 Views

Last post by marktownley
Fri Jul 26, 2019 6:24 am
PST control box replacement various versions

Last post by marktownley « Wed Jul 17, 2019 5:31 am
Replies: 13
by Astrophil » Sun Jun 30, 2019 2:12 am

13 Replies

3632 Views

Last post by marktownley
Wed Jul 17, 2019 5:31 am
I think I'm done modding..will I like the Quark?

Last post by Starry Jack « Tue Jul 16, 2019 1:31 pm
Replies: 4
by Starry Jack » Sun Jul 14, 2019 12:15 am

4 Replies

2039 Views

Last post by Starry Jack
Tue Jul 16, 2019 1:31 pm
ERF choice: new D-ERF vs. used C-ERF vs. other

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Replies: 4
by bluecoast » Tue Jul 09, 2019 3:02 am

4 Replies

2192 Views

Last post by marktownley
Thu Jul 11, 2019 6:15 am
Look where I've placed my PST Mod Focus

Last post by Starry Jack « Wed Jul 10, 2019 1:03 pm
Replies: 2
by Starry Jack » Wed Jul 10, 2019 2:27 am

2 Replies

1857 Views

Last post by Starry Jack
Wed Jul 10, 2019 1:03 pm
Location of Gasspath

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Replies: 3
by Starry Jack » Sun Jul 07, 2019 2:00 pm

3 Replies

1907 Views

Last post by AndiesHandyHandies
Tue Jul 09, 2019 8:39 pm
10 improvements to my solar telescope set up

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Replies: 7
by danpro1 » Wed Jul 03, 2019 1:41 pm

7 Replies

2608 Views

Last post by Carbon60
Sat Jul 06, 2019 7:06 pm
PST 'Combat'

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Replies: 2
by AndiesHandyHandies » Tue Jun 11, 2019 10:13 pm

2 Replies

1981 Views

Last post by AndiesHandyHandies
Thu Jun 27, 2019 9:32 pm
Creative Solutions to the Problem of LARGE (8"+) ERF Cells

Last post by marktownley « Thu Jun 20, 2019 5:14 am
Replies: 9
by marktownley » Wed May 15, 2019 7:20 pm

9 Replies

3271 Views

Last post by marktownley
Thu Jun 20, 2019 5:14 am
Lenses for changing PST Focal Length

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Replies: 7
by AndiesHandyHandies » Mon May 07, 2018 8:58 am

7 Replies

3469 Views

Last post by AndiesHandyHandies
Sun Jun 16, 2019 8:29 pm
Improvements to your PST!

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Replies: 6
by Merlin66 » Sun Sep 23, 2018 10:30 pm

6 Replies

3038 Views

Last post by marktownley
Mon Jun 10, 2019 5:40 am
Relation between BF size and the PST Sweet Spot

Last post by Starry Jack « Fri Jun 07, 2019 8:15 pm
Replies: 8
by Starry Jack » Thu Jun 06, 2019 2:30 pm

8 Replies

2728 Views

Last post by Starry Jack
Fri Jun 07, 2019 8:15 pm
How do I know my Stage 2 is 200mm?

Last post by Starry Jack « Thu Jun 06, 2019 2:23 pm
Replies: 5
by Starry Jack » Thu Jun 06, 2019 12:17 am

5 Replies

2114 Views

Last post by Starry Jack
Thu Jun 06, 2019 2:23 pm
remote focussing added to scope

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Replies: 4
by skyhawk » Tue Apr 02, 2019 12:15 pm

4 Replies

2224 Views

Last post by Rusted
Sun Jun 02, 2019 3:47 pm
PST,TALstage 1 mod

Last post by Sol seeker uk « Thu May 30, 2019 4:54 pm
Replies: 3
by Sol seeker uk » Thu May 23, 2019 7:11 pm

3 Replies

2163 Views

Last post by Sol seeker uk
Thu May 30, 2019 4:54 pm
Improving 1 angstrom Stage 1 to .5 angstrom

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Replies: 6
by Starry Jack » Sun May 26, 2019 1:25 pm

6 Replies

2209 Views

Last post by Starry Jack
Mon May 27, 2019 1:17 pm
PST Stage 1 + AR152, AR102, 72ED etc. next steps ...

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Replies: 13
by solarchatted » Wed May 08, 2019 12:02 pm

13 Replies

3330 Views

Last post by solarchatted
Sun May 26, 2019 3:59 pm
150 mm Solar Newton

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Replies: 50
by bart1805 » Fri Mar 15, 2019 3:36 pm
1

2

3
50 Replies

9032 Views

Last post by bart1805
Wed May 22, 2019 8:31 pm
Tracking the sun MY way :)

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Replies: 2
by skyhawk » Sat May 18, 2019 2:14 pm

2 Replies

2056 Views

Last post by MapleRidge
Tue May 21, 2019 12:33 am
Removing new Mods

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Replies: 23
by AndiesHandyHandies » Thu May 09, 2019 12:24 pm

23 Replies

4637 Views

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Sun May 19, 2019 9:34 am
C11 ERF-Concept

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Replies: 15
by Okay-1 » Fri Mar 09, 2018 8:40 pm

15 Replies

4688 Views

Last post by marktownley
Sun May 19, 2019 7:36 am
Removed

Last post by marktownley « Sat May 18, 2019 10:53 am
Replies: 1
by AndiesHandyHandies » Fri May 17, 2019 9:31 pm

1 Replies

1761 Views

Last post by marktownley
Sat May 18, 2019 10:53 am
PST Mod Reflections back off the Blocking Filter

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Replies: 17
by AndiesHandyHandies » Wed Mar 06, 2019 6:38 pm

17 Replies

4050 Views

Last post by KingKong852
Sat May 18, 2019 6:46 am
Any interest in this part? LS50C modkit

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Replies: 15
by MalVeauX » Sun Oct 28, 2018 8:32 pm

15 Replies

5594 Views

Last post by marktownley
Tue May 14, 2019 4:23 am
I am modding a scope mount to more easily follow NOT track........ follow the Sun when viewing, but I have hit a snag.

Last post by marktownley « Sun May 12, 2019 3:34 pm
Replies: 1
by skyhawk » Sat May 11, 2019 3:57 pm

1 Replies

1806 Views

Last post by marktownley
Sun May 12, 2019 3:34 pm
Options for high resolution?

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Replies: 18
by Helen » Tue Apr 30, 2019 6:38 pm

18 Replies

3983 Views

Last post by Dennis
Fri May 10, 2019 5:12 pm
PST mod options and questions

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Replies: 3
by MalVeauX » Sun Mar 17, 2019 11:24 pm

3 Replies

2325 Views

Last post by AndiesHandyHandies
Tue May 07, 2019 12:55 pm
help with stuck threads

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Replies: 11
by MapleRidge » Thu Apr 25, 2019 2:21 am

11 Replies

2869 Views

Last post by MapleRidge
Tue May 07, 2019 1:24 am
Skywatcher AZ Motor Mod

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Replies: 1
by skyhawk » Sun May 05, 2019 10:29 am

1 Replies

1736 Views

Last post by marktownley
Sun May 05, 2019 11:16 am
PST Etalon with a Quark, Log & Results

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Replies: 115
by MalVeauX » Thu Dec 13, 2018 9:41 pm
1

2

3

4

5
115 Replies

20534 Views

Last post by MalVeauX
Sun Apr 21, 2019 8:01 pm
Esprit 120 Focuser Mod

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Replies: 2
by skyhawk » Thu Apr 18, 2019 5:47 pm

2 Replies

1940 Views

Last post by MapleRidge
Thu Apr 18, 2019 11:17 pm
Getting better...Sunspot with 152mm PST Stage 1

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Replies: 4
by Starry Jack » Thu Apr 11, 2019 4:31 am

4 Replies

2228 Views

Last post by Starry Jack
Wed Apr 17, 2019 1:00 pm
Tilt needed on a front ERF?

Last post by Bob Yoesle « Sat Apr 13, 2019 1:11 am
Replies: 2
by AndiesHandyHandies » Fri Apr 12, 2019 3:59 pm

2 Replies

2059 Views

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Sat Apr 13, 2019 1:11 am
Thread of Coronado diagonal

Last post by bart1805 « Wed Apr 10, 2019 9:46 pm

by bart1805 » Wed Apr 10, 2019 9:46 pm

0 Replies

8497 Views

Last post by bart1805
Wed Apr 10, 2019 9:46 pm
Crazy Idea...?

Last post by Merlin66 « Mon Apr 08, 2019 6:54 am
Replies: 4
by Bob Yoesle » Sat Apr 06, 2019 3:04 pm

4 Replies

2215 Views

Last post by Merlin66
Mon Apr 08, 2019 6:54 am
Telescope with etched mirrors

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Replies: 9
by tafig » Mon Mar 25, 2019 3:00 pm

9 Replies

2963 Views

Last post by christian viladrich
Thu Mar 28, 2019 7:17 pm
Need to add remote focus to your scope

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Replies: 3
by skyhawk » Wed Mar 27, 2019 1:12 pm

3 Replies

2007 Views

Last post by MAURITS
Thu Mar 28, 2019 4:17 pm
Coronado SM Remote adjustment

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Replies: 6
by rsfoto » Sun Sep 10, 2017 11:34 pm

6 Replies

3634 Views

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Tue Mar 19, 2019 2:14 pm
My ITF is not in the usual place

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Replies: 13
by Starry Jack » Sun Mar 17, 2019 6:43 pm

13 Replies

3322 Views

Last post by Starry Jack
Mon Mar 18, 2019 4:00 pm
lunt 50 mod

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Replies: 35
by DSobserver » Sun Apr 09, 2017 2:52 pm
1

2
35 Replies

12758 Views

Last post by marktownley
Tue Mar 05, 2019 10:11 pm
PST Etalon Adjustment

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Replies: 25
by MapleRidge » Sun Dec 30, 2018 11:40 pm
1

2
25 Replies

5951 Views

Last post by marktownley
Tue Mar 05, 2019 6:53 pm
Love my Val ERF

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Replies: 9
by Starry Jack » Sun Feb 24, 2019 3:44 am

9 Replies

2935 Views

Last post by Starry Jack
Mon Mar 04, 2019 4:30 pm
PST + DSLR Full disk problem ... AMENDED

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Replies: 12
by solarchatted » Thu Feb 28, 2019 10:24 am

12 Replies

3163 Views

Last post by Sol seeker uk
Sat Mar 02, 2019 12:50 pm
Low cost DIY Camera Tilt Adaptor

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Replies: 4
by Carbon60 » Thu Feb 28, 2019 5:46 pm

4 Replies

2200 Views

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Sat Mar 02, 2019 10:27 am
Beloptik ha system

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Replies: 3
by torsinadoc » Fri Feb 15, 2019 10:37 am

3 Replies

2249 Views

Last post by Bob Yoesle
Sun Feb 17, 2019 9:59 pm
Pst mod

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by Sol seeker uk » Sun Feb 17, 2019 7:43 pm

0 Replies

8471 Views

Last post by Sol seeker uk
Sun Feb 17, 2019 7:43 pm
Adapter for doublestacking PST etalons

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Replies: 15
by bart1805 » Fri Jan 18, 2019 1:25 pm

15 Replies

4453 Views

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Sat Feb 02, 2019 9:31 pm
Collimator for Omega Bobs Filters

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Replies: 7
by AndiesHandyHandies » Thu Jan 24, 2019 9:37 am

7 Replies

2532 Views

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Mon Jan 28, 2019 7:38 pm
Front ERF vs Internal ERF? Minimum size?

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Replies: 20
by MalVeauX » Thu May 31, 2018 4:04 pm

20 Replies

6922 Views

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Sun Jan 20, 2019 4:19 pm
Baader 35nm as ERF

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Replies: 2
by AndiesHandyHandies » Fri Jan 11, 2019 10:07 am

2 Replies

2133 Views

Last post by AndiesHandyHandies
Sat Jan 12, 2019 9:13 am
Calcium K blocking filter

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Replies: 17
by george9 » Mon Dec 24, 2018 1:13 am

17 Replies

4815 Views

Last post by george9
Wed Jan 02, 2019 2:30 am
Best current set up

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Replies: 7
by george9 » Sun Dec 16, 2018 5:03 am

7 Replies

2938 Views

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Wed Dec 19, 2018 10:32 am
Dimensions of 40mm SolarMax II H-Alpha Double Stacking Etalon

Last post by Okay-1 « Fri Dec 07, 2018 3:19 am

by Okay-1 » Fri Dec 07, 2018 3:19 am

0 Replies

8664 Views

Last post by Okay-1
Fri Dec 07, 2018 3:19 am
Dismantling and modification of a PST CaK

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Replies: 29
by bart1805 » Sat Oct 13, 2018 11:54 am
1

2
29 Replies

7873 Views

Last post by bart1805
Tue Dec 04, 2018 9:50 pm
Re: The Double pass idea...

Last post by antonello « Tue Nov 27, 2018 7:50 am
Replies: 13
by p_zetner » Thu Aug 16, 2018 10:03 pm

13 Replies

5379 Views

Last post by antonello
Tue Nov 27, 2018 7:50 am
Orange coated PST pentaprism

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Replies: 1
by bart1805 » Sun Nov 25, 2018 10:36 pm

1 Replies

1929 Views

Last post by marktownley
Mon Nov 26, 2018 6:59 am
optical contact experiments? Anybody?

Last post by marktownley « Sun Nov 25, 2018 9:40 am
Replies: 4
by LTHB » Mon Nov 19, 2018 9:44 pm

4 Replies

2771 Views

Last post by marktownley
Sun Nov 25, 2018 9:40 am
Where to go from here to maximize results (Histogram, etc.).

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Replies: 12
by Starry Jack » Thu Nov 08, 2018 1:53 am

12 Replies

3742 Views

Last post by Starry Jack
Fri Nov 16, 2018 6:29 pm
Lunt CaK B1200 + PST #1 yellow

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Replies: 6
by george9 » Mon Oct 01, 2018 12:02 am

6 Replies

3032 Views

Last post by Valery
Tue Nov 13, 2018 6:13 pm
Finally getting to PST Stage 2 Mod

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Replies: 1
by twhite » Sat Nov 10, 2018 11:04 pm

1 Replies

1947 Views

Last post by Merlin66
Sun Nov 11, 2018 2:07 am
Pst Cak filter secret -

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Replies: 10
by Valery » Wed Oct 03, 2018 9:07 pm

10 Replies

3969 Views

Last post by marktownley
Wed Nov 07, 2018 8:59 pm
Narrowest 393.37 ever by Apollo Lasky

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Replies: 117
by Valery » Thu Jun 21, 2018 1:18 am
1

2

3

4

5
117 Replies

27508 Views

Last post by highfnum
Sun Nov 04, 2018 7:30 pm
My New BinChannel ERF

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Replies: 13
by ThomasHu » Mon Oct 29, 2018 2:46 pm

13 Replies

3947 Views

Last post by ThomasHu
Thu Nov 01, 2018 12:40 am
X-truder 2.0 -Baader Planetarium Quadrant!

Last post by marktownley « Mon Oct 29, 2018 9:44 am

by marktownley » Mon Oct 29, 2018 9:44 am

0 Replies

8674 Views

Last post by marktownley
Mon Oct 29, 2018 9:44 am
CAK eyepiece modification

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Replies: 11
by DSobserver » Thu Jan 28, 2016 12:08 am

11 Replies

4743 Views

Last post by highfnum
Sat Oct 27, 2018 9:55 pm
How to double stack a Lunt CaK Module? And ERF?

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Replies: 24
by MalVeauX » Mon Aug 20, 2018 8:22 pm

24 Replies

6224 Views

Last post by MalVeauX
Thu Oct 18, 2018 1:08 pm
PST CaK mod

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Replies: 12
by Marsman » Sun Apr 29, 2018 8:17 pm

12 Replies

5922 Views

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Sun Oct 14, 2018 7:41 pm
152mm PST Stage 2 Mod has Begun

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Replies: 7
by Starry Jack » Thu Oct 04, 2018 12:57 am

7 Replies

3174 Views

Last post by Starry Jack
Sat Oct 13, 2018 1:17 pm
Mersenne telescope design

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Replies: 1
by bandazar » Wed Oct 10, 2018 5:56 am

1 Replies

2148 Views

Last post by Bob Yoesle
Thu Oct 11, 2018 9:01 am
PST Mods... but, why not a 40mm SolarMax Mod?

Last post by MalVeauX « Wed Oct 10, 2018 8:28 pm
Replies: 10
by MalVeauX » Sun Oct 07, 2018 6:33 pm

10 Replies

3195 Views

Last post by MalVeauX
Wed Oct 10, 2018 8:28 pm
New Lunt Mod

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Replies: 9
by MapleRidge » Fri Oct 05, 2018 4:47 pm

9 Replies

3173 Views

Last post by MapleRidge
Sat Oct 06, 2018 3:29 pm
⚠️ ⚠️ Chroma 1.25” filter cell thermal fracture

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Replies: 5
by MalVeauX » Thu Oct 04, 2018 9:52 am

5 Replies

2658 Views

Last post by Bob Yoesle
Fri Oct 05, 2018 6:30 pm
another PST stage 2 mod

Last post by marktownley « Thu Oct 04, 2018 5:07 pm
Replies: 34
by pedro » Mon Aug 13, 2018 8:16 pm
1

2
34 Replies

7891 Views

Last post by marktownley
Thu Oct 04, 2018 5:07 pm
Details of a telecentric lens for C8 Edge and Daystar filter

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Replies: 10
by p_zetner » Thu Jul 05, 2018 7:35 pm

10 Replies

4210 Views

Last post by Bob Yoesle
Wed Oct 03, 2018 3:12 am
Blocking Filter DIY replacement

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Replies: 2
by ronatu » Mon Sep 24, 2018 2:49 pm

2 Replies

2325 Views

Last post by Starry Jack
Mon Oct 01, 2018 2:27 pm
To Mod or not to Mod? To purchase or not to purchase?

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Replies: 6
by Starry Jack » Sun Sep 30, 2018 6:45 pm

6 Replies

2572 Views

Last post by Starry Jack
Mon Oct 01, 2018 3:45 am
Blocking Filter, Mini ERFs and Alternatives

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Replies: 176
by marktownley » Tue Mar 06, 2012 10:33 pm
1

…

4

5

6

7

8
176 Replies

22076 Views

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Sun Sep 30, 2018 3:24 pm
Coronado BF15 dies and resurected!

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Replies: 9
by Merlin66 » Thu Oct 27, 2016 5:51 am

9 Replies

3961 Views

Last post by ronatu
Wed Sep 26, 2018 9:43 pm
PST blocking filter specs.

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Replies: 25
by Robert Henry 1355 » Wed Jan 25, 2017 11:19 pm
1

2
25 Replies

7476 Views

Last post by marktownley
Mon Sep 24, 2018 6:02 pm
Replacing the Rusted BF30 Filter

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Replies: 49
by GeorgeIonas » Tue May 08, 2018 7:59 pm
1

2
49 Replies

11025 Views

Last post by Merlin66
Sun Sep 23, 2018 10:26 pm
Calcium K-line doublepass by apollo lasky

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Replies: 1
by marktownley » Sun Sep 23, 2018 10:00 pm

1 Replies

2421 Views

Last post by marktownley
Sun Sep 23, 2018 10:17 pm
A different PST Mod

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Replies: 4
by pedro » Fri Sep 14, 2018 10:20 pm

4 Replies

2719 Views

Last post by pedro
Mon Sep 17, 2018 12:20 pm
Lacerta Wedge plus Lunt diagonal

Last post by bart1805 « Mon Sep 10, 2018 9:02 pm
Replies: 4
by bart1805 » Tue Sep 04, 2018 9:30 pm

4 Replies

2465 Views

Last post by bart1805
Mon Sep 10, 2018 9:02 pm
How I made my own Lunt mod

Last post by krakatoa1883 « Thu Sep 06, 2018 10:18 am
Replies: 15
by krakatoa1883 » Wed Aug 22, 2018 12:47 pm

15 Replies

4438 Views

Last post by krakatoa1883
Thu Sep 06, 2018 10:18 am
KG3 IR Absorption vs IR Blocking filters? Same?

Last post by krakatoa1883 « Wed Aug 22, 2018 12:00 pm
Replies: 41
by MalVeauX » Wed Apr 11, 2018 4:59 pm
1

2
Rating: 1.92%
41 Replies

11918 Views

Last post by krakatoa1883
Wed Aug 22, 2018 12:00 pm
Do you have a skybender?

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Replies: 11
by MalVeauX » Thu May 10, 2018 4:27 pm

11 Replies

5452 Views

Last post by MalVeauX
Mon Aug 20, 2018 7:51 pm
Baader Telecentric - Lower flux in blue/CaK?

Last post by allhoest « Tue Jul 03, 2018 7:14 pm
Replies: 4
by allhoest » Sun Jul 01, 2018 7:42 pm

4 Replies

3067 Views

Last post by allhoest
Tue Jul 03, 2018 7:14 pm
Can i use my EDGEHD800 for Ha?

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Replies: 10
by Taipan » Wed Apr 25, 2018 5:58 pm

10 Replies

3963 Views

Last post by AndiesHandyHandies
Sun Jul 01, 2018 5:47 pm
PST stage 4. The X-truder

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Replies: 6
by marktownley » Thu May 24, 2018 5:03 am

6 Replies

4665 Views

Last post by marktownley
Fri Jun 29, 2018 7:41 pm
Finally testing new CaK filter stack

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Replies: 12
by Merlin66 » Fri Jun 22, 2018 1:43 am

12 Replies

3693 Views

Last post by Merlin66
Sat Jun 23, 2018 9:00 am
Pst objective - 46mm and 52mm

Last post by marktownley « Sun Jun 17, 2018 9:29 pm

by marktownley » Sun Jun 17, 2018 9:29 pm

0 Replies

8796 Views

Last post by marktownley
Sun Jun 17, 2018 9:29 pm
66245 Heatsink mirror mount for 81045

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Replies: 1
by MalVeauX » Fri Jun 15, 2018 1:59 pm

1 Replies

2579 Views

Last post by Valery
Fri Jun 15, 2018 3:31 pm
The 81045 energy rejection mirror

Last post by christian viladrich « Thu Jun 14, 2018 7:15 pm

by christian viladrich » Thu Jun 14, 2018 7:15 pm

0 Replies

9141 Views

Last post by christian viladrich
Thu Jun 14, 2018 7:15 pm
WILL IT BURN? - ..Filter Killer..

Last post by christian viladrich « Tue Jun 05, 2018 7:52 pm
Replies: 13
by mdwmark » Mon May 28, 2018 9:37 pm

13 Replies

5283 Views

Last post by christian viladrich
Tue Jun 05, 2018 7:52 pm
TWO MODELS OF PST CAK!? 1.0 and 2.0?

Last post by marktownley « Tue Jun 05, 2018 5:09 am

by marktownley » Tue Jun 05, 2018 5:09 am

0 Replies

8798 Views

Last post by marktownley
Tue Jun 05, 2018 5:09 am
Lunt CaK B1800, inside visual inspection

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Replies: 14
by allhoest » Mon Mar 12, 2018 8:38 pm

14 Replies

5148 Views

Last post by allhoest
Sat May 26, 2018 7:17 pm
Lunt CaK Mod - Removing Etalon's adapter

Last post by allhoest « Sat May 26, 2018 6:46 pm
Replies: 3
by allhoest » Thu May 24, 2018 5:58 pm

3 Replies

2567 Views

Last post by allhoest
Sat May 26, 2018 6:46 pm
CHEAPEST Extension Tube

Last post by marktownley « Wed May 23, 2018 10:18 pm

by marktownley » Wed May 23, 2018 10:18 pm

0 Replies

9026 Views

Last post by marktownley
Wed May 23, 2018 10:18 pm
Vixen VMC110L F9.4 Maksutov as Solar Scope?

Last post by marktownley « Tue May 22, 2018 11:35 am
Replies: 28
by AndiesHandyHandies » Fri Mar 30, 2018 7:49 am
1

2
28 Replies

7422 Views

Last post by marktownley
Tue May 22, 2018 11:35 am
A high quality telecentric 3X made by itself

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Replies: 15
by antonello » Thu Feb 08, 2018 12:29 pm

15 Replies

5300 Views

Last post by mdwmark
Mon May 07, 2018 8:15 pm
lenses / objectives / mirrors for below 405nm

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Replies: 2
by Merlin66 » Sun May 06, 2018 6:43 am

2 Replies

2636 Views

Last post by christian viladrich
Sun May 06, 2018 9:26 am
Make a native F30 telescope better for Solar

Last post by marktownley « Thu May 03, 2018 9:30 pm
Replies: 10
by AndiesHandyHandies » Sat Apr 21, 2018 7:05 am

10 Replies

3474 Views

Last post by marktownley
Thu May 03, 2018 9:30 pm
Maier or Beloptik PST

Last post by Merlin66 « Tue May 01, 2018 12:33 pm
Replies: 5
by 39N84W » Mon Apr 30, 2018 7:07 pm

5 Replies

2910 Views

Last post by Merlin66
Tue May 01, 2018 12:33 pm
PST version and ERF insurance

Last post by Merlin66 « Mon Apr 30, 2018 11:32 pm
Replies: 1
by AndiesHandyHandies » Mon Apr 30, 2018 9:15 pm

1 Replies

2061 Views

Last post by Merlin66
Mon Apr 30, 2018 11:32 pm
Looking for guidance in double-stacking an SM90 from inside a TV102i

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Replies: 4
by danpro1 » Sat Apr 14, 2018 11:37 pm

4 Replies

2749 Views

Last post by danpro1
Sat Apr 21, 2018 2:30 pm
Solar sunglasses

Last post by marktownley « Sun Apr 15, 2018 8:49 am
Replies: 4
by ausguerila » Wed Apr 11, 2018 10:54 am

4 Replies

2679 Views

Last post by marktownley
Sun Apr 15, 2018 8:49 am
Maier ITF - first failure?!

Last post by DavidG « Tue Apr 10, 2018 10:01 pm
Replies: 12
by Merlin66 » Tue Apr 03, 2018 5:12 am

12 Replies

4375 Views

Last post by DavidG
Tue Apr 10, 2018 10:01 pm
Lunk CaK first mod

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Replies: 3
by allhoest » Sun Apr 08, 2018 3:33 pm

3 Replies

2332 Views

Last post by marktownley
Tue Apr 10, 2018 7:36 pm
PST Stage 2 Mod - Upgrade

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Replies: 7
by Merlin66 » Sat Mar 31, 2018 12:30 am

7 Replies

3091 Views

Last post by Merlin66
Sun Apr 08, 2018 1:12 am
New pst mod

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Replies: 12
by manu41 » Sat Mar 22, 2014 1:11 pm

12 Replies

5056 Views

Last post by Live_Steam_Mad
Wed Mar 28, 2018 12:01 pm
Lunt 60 mod options??

Last post by Macavity « Sat Mar 24, 2018 9:34 am
Replies: 21
by Eddie » Mon Jan 15, 2018 10:46 pm

21 Replies

5750 Views

Last post by Macavity
Sat Mar 24, 2018 9:34 am
SM60 -PST Mod double stack on ED80

Last post by marktownley « Sun Mar 04, 2018 7:11 pm
Replies: 18
by Merlin66 » Sun Jan 28, 2018 12:56 am

18 Replies

4773 Views

Last post by marktownley
Sun Mar 04, 2018 7:11 pm
Request advice on double stacking a new Meade SM90 to Coronado SM90

Last post by Bob Yoesle « Sat Feb 03, 2018 3:12 pm
Replies: 16
by CarlDD » Sun May 07, 2017 8:22 pm

16 Replies

5504 Views

Last post by Bob Yoesle
Sat Feb 03, 2018 3:12 pm
DIY Solar Scintillation Seeing Monitor with FC support

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Replies: 113
by RTJoe » Fri Jul 03, 2015 4:47 pm
1

2

3

4

5
113 Replies

37722 Views

Last post by banjo
Sat Jan 20, 2018 10:48 am
Concept model of new 12" Solar Newton

Last post by CarlDD « Sat Dec 09, 2017 12:58 am
Replies: 51
by [whrudey] » Tue May 31, 2016 6:16 pm
1

2

3
51 Replies

16429 Views

Last post by CarlDD
Sat Dec 09, 2017 12:58 am
Aperture fever and (im)possibilities of a mod

Last post by HansH « Fri Dec 08, 2017 11:35 am
Replies: 2
by HansH » Fri Dec 08, 2017 9:17 am

2 Replies

2285 Views

Last post by HansH
Fri Dec 08, 2017 11:35 am
The role of the diagonal mirror in the Coronado BF10 and BF15 filters.

Last post by Merlin66 « Wed Dec 06, 2017 11:35 pm
Replies: 5
by Valery » Wed Dec 06, 2017 9:43 am

5 Replies

2675 Views

Last post by Merlin66
Wed Dec 06, 2017 11:35 pm
SM40 crayford?

Last post by hopes2 « Wed Nov 22, 2017 6:44 pm
Replies: 4
by hopes2 » Sun Nov 12, 2017 3:24 am

4 Replies

2620 Views

Last post by hopes2
Wed Nov 22, 2017 6:44 pm
Disassemble Coronado Blocking Filter

Last post by hopes2 « Wed Nov 22, 2017 5:14 pm
Replies: 4
by hopes2 » Mon Nov 20, 2017 4:35 pm

4 Replies

2688 Views

Last post by hopes2
Wed Nov 22, 2017 5:14 pm
Strange Solar reactions with a 60 mm Lunt MOD

Last post by marktownley « Mon Nov 20, 2017 7:15 pm
Replies: 1
by solarmax2016 » Mon Nov 20, 2017 6:45 pm

1 Replies

2248 Views

Last post by marktownley
Mon Nov 20, 2017 7:15 pm
Back after a tough absence

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Replies: 4
by JohnM » Fri Oct 20, 2017 11:03 pm

4 Replies

2562 Views

Last post by JohnM
Sat Oct 21, 2017 3:32 pm
150mm PST mod

Last post by bart1805 « Thu Oct 19, 2017 3:11 pm
Replies: 2
by bart1805 » Wed Oct 18, 2017 10:16 pm

2 Replies

2743 Views

Last post by bart1805
Thu Oct 19, 2017 3:11 pm
Frankencope Tests! (Apologies for absence)

Last post by marktownley « Mon Oct 16, 2017 8:10 pm
Replies: 2
by Macavity » Fri Aug 18, 2017 10:44 am

2 Replies

2836 Views

Last post by marktownley
Mon Oct 16, 2017 8:10 pm
Show me your lunt solar mods

Last post by Macavity « Mon Oct 16, 2017 9:06 am
Replies: 4
by marktownley » Mon Oct 09, 2017 6:52 pm

4 Replies

3306 Views

Last post by Macavity
Mon Oct 16, 2017 9:06 am
Doublestack with LS50F?

Last post by marktownley « Thu Oct 05, 2017 5:19 am
Replies: 4
by bart1805 » Thu Aug 10, 2017 7:19 pm

4 Replies

2974 Views

Last post by marktownley
Thu Oct 05, 2017 5:19 am
Basic question about Coronado Blocking filter

Last post by rsfoto « Tue Oct 03, 2017 6:37 pm
Replies: 13
by rsfoto » Sun Sep 17, 2017 3:02 pm

13 Replies

4699 Views

Last post by rsfoto
Tue Oct 03, 2017 6:37 pm
Omega CaK stack

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Replies: 9
by Merlin66 » Sat Sep 23, 2017 12:46 am

9 Replies

3633 Views

Last post by Merlin66
Sun Sep 24, 2017 10:32 pm
What does a "blocking filter" consist of... ?

Last post by Merlin66 « Fri Sep 22, 2017 11:10 pm
Replies: 13
by Macavity » Wed Aug 30, 2017 9:58 am

13 Replies

5119 Views

Last post by Merlin66
Fri Sep 22, 2017 11:10 pm
PST Mod on a SCT

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Replies: 4
by MapleRidge » Fri Sep 08, 2017 11:16 pm

4 Replies

2720 Views

Last post by marktownley
Sun Sep 10, 2017 8:57 pm
PST Solarscope Modifications

Last post by Merlin66 « Sun Sep 10, 2017 6:35 am
Replies: 1
by williamhawk » Sun Sep 10, 2017 5:44 am

1 Replies

2302 Views

Last post by Merlin66
Sun Sep 10, 2017 6:35 am
to Quark or not to Quark??

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Replies: 3
by Eddie » Thu Aug 17, 2017 10:29 pm

3 Replies

2685 Views

Last post by MapleRidge
Sun Aug 20, 2017 2:23 am
Focuser upgrade for my Lunt LS50 H-Alpha Scope

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Replies: 21
by saguaro » Fri Apr 24, 2015 1:56 am

21 Replies

10125 Views

Last post by Live_Steam_Mad
Wed Aug 16, 2017 4:22 pm
Lunt Mod

Last post by bart1805 « Tue Aug 15, 2017 6:50 pm
Replies: 7
by solarmax2016 » Sat Jun 03, 2017 2:45 am

7 Replies

3862 Views

Last post by bart1805
Tue Aug 15, 2017 6:50 pm
How to remove internal reflections

Last post by Merlin66 « Mon Aug 14, 2017 2:42 pm
Replies: 3
by DJD » Sun Aug 13, 2017 1:49 pm

3 Replies

2579 Views

Last post by Merlin66
Mon Aug 14, 2017 2:42 pm
PST ERF

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Replies: 2
by Solar B » Sat Aug 12, 2017 1:34 pm

2 Replies

2477 Views

Last post by Solar B
Sat Aug 12, 2017 5:38 pm
Mod TS 152/900 Individual

Last post by Galosimo « Fri Aug 11, 2017 10:04 pm
Replies: 45
by Galosimo » Tue May 05, 2015 8:44 pm
1

2
45 Replies

10853 Views

Last post by Galosimo
Fri Aug 11, 2017 10:04 pm
Have Etalon Will Travel

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Replies: 5
by Okay-1 » Mon Aug 07, 2017 12:01 am

5 Replies

3297 Views

Last post by Okay-1
Tue Aug 08, 2017 8:43 pm
BF10 blocking filter straight through adapter

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Replies: 14
by DJD » Mon Jul 24, 2017 10:42 am

14 Replies

4472 Views

Last post by marktownley
Sat Aug 05, 2017 2:43 pm
Final Assembly LUNT 60 mm Pressure tuned MOD

Last post by marktownley « Fri Jul 14, 2017 5:11 am
Replies: 18
by solarmax2016 » Fri May 12, 2017 6:15 pm

18 Replies

6482 Views

Last post by marktownley
Fri Jul 14, 2017 5:11 am
Lunt Engineering focuser with Quark question

Last post by Robert Henry 1355 « Wed Jul 12, 2017 12:57 am

by Robert Henry 1355 » Wed Jul 12, 2017 12:57 am

0 Replies

9056 Views

Last post by Robert Henry 1355
Wed Jul 12, 2017 12:57 am
Omega 656.3 H Alpha 0.15nm filter as a DS eyepiece filter.

Last post by soulvagabond « Sat Jul 08, 2017 6:10 am

by soulvagabond » Sat Jul 08, 2017 6:10 am

0 Replies

9304 Views

Last post by soulvagabond
Sat Jul 08, 2017 6:10 am
Bresser 127/1200 Stage 2 Mod

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Replies: 8
by FRAZ » Mon May 29, 2017 6:25 pm

8 Replies

3907 Views

Last post by FRAZ
Sat Jun 17, 2017 8:56 pm
Mirror coating for Hα reflection

Last post by GreatAttractor « Wed Jun 14, 2017 10:10 pm
Replies: 2
by GreatAttractor » Fri Jun 09, 2017 11:33 am

2 Replies

2311 Views

Last post by GreatAttractor
Wed Jun 14, 2017 10:10 pm
Lunt LS50+Visionking 80mm/F7.5 MOD And Questions...

Last post by soulvagabond « Sun Jun 11, 2017 8:20 pm
Replies: 4
by soulvagabond » Tue Jun 06, 2017 7:56 am

4 Replies

3380 Views

Last post by soulvagabond
Sun Jun 11, 2017 8:20 pm
Need a full disc HA sidekick (PST/Quark/??)

Last post by MalVeauX « Tue Jun 06, 2017 1:46 pm
Replies: 7
by MalVeauX » Sat May 27, 2017 8:57 pm

7 Replies

3274 Views

Last post by MalVeauX
Tue Jun 06, 2017 1:46 pm
My observation on Quark with Lunt BF600 diagonal

Last post by soulvagabond « Sun Jun 04, 2017 2:17 pm
Replies: 2
by soulvagabond » Tue May 30, 2017 8:00 am

2 Replies

2464 Views

Last post by soulvagabond
Sun Jun 04, 2017 2:17 pm
Celestron 6" Schmidt Cassegrain (SCT) with Coronado Personal Solar Telescope (PST)

Last post by Merlin66 « Sun Jun 04, 2017 2:03 pm
Replies: 2
by juhheng » Tue May 30, 2017 1:46 pm

2 Replies

2562 Views

Last post by Merlin66
Sun Jun 04, 2017 2:03 pm
Lunt 50 with >100mm Lense

Last post by bhavani123 « Wed May 31, 2017 3:58 am
Replies: 8
by amendola » Thu May 04, 2017 5:16 pm

8 Replies

3801 Views

Last post by bhavani123
Wed May 31, 2017 3:58 am
How to Calculate Sun diameter inside Light Cone?

Last post by kornfeld « Fri May 05, 2017 1:30 pm
Replies: 10
by Brett » Sun Sep 20, 2015 1:00 pm

10 Replies

4283 Views

Last post by kornfeld
Fri May 05, 2017 1:30 pm
Double stacking PST/Quark question

Last post by kornfeld « Wed May 03, 2017 1:27 pm
Replies: 3
by gabrieli » Sun Apr 30, 2017 12:05 pm

3 Replies

2814 Views

Last post by kornfeld
Wed May 03, 2017 1:27 pm
LUNT 50 MOD,..ADVICE NEEDED

Last post by grdc65 « Sun Apr 30, 2017 2:00 am

by grdc65 » Sun Apr 30, 2017 2:00 am

0 Replies

9301 Views

Last post by grdc65
Sun Apr 30, 2017 2:00 am
Lunt 60FHa with EdgeHD 8

Last post by amendola « Thu Apr 27, 2017 9:01 pm
Replies: 4
by amendola » Mon Apr 24, 2017 9:01 pm

4 Replies

2878 Views

Last post by amendola
Thu Apr 27, 2017 9:01 pm
New hard-coated filters from Andover

Last post by fjabet « Thu Apr 20, 2017 9:51 am
Replies: 11
by Bob Yoesle » Tue Jan 24, 2017 5:19 pm

11 Replies

5136 Views

Last post by fjabet
Thu Apr 20, 2017 9:51 am
CORONADO DS ETALON on a LUNTLs50HTa

Last post by marktownley « Sun Apr 16, 2017 8:44 am
Replies: 1
by grdc65 » Sun Apr 16, 2017 7:39 am

1 Replies

2348 Views

Last post by marktownley
Sun Apr 16, 2017 8:44 am
minor issue with imppg

Last post by marktownley « Mon Apr 10, 2017 8:57 pm
Replies: 9
by rbenton » Tue Apr 04, 2017 6:46 am

9 Replies

3326 Views

Last post by marktownley
Mon Apr 10, 2017 8:57 pm
Coronado BF thread size

Last post by Fenrir « Sat Apr 08, 2017 6:25 pm

by Fenrir » Sat Apr 08, 2017 6:25 pm

0 Replies

8992 Views

Last post by Fenrir
Sat Apr 08, 2017 6:25 pm
Electronic focuser for Lunt

Last post by 04Stefan07 « Fri Apr 07, 2017 10:11 am

by 04Stefan07 » Fri Apr 07, 2017 10:11 am

0 Replies

9181 Views

Last post by 04Stefan07
Fri Apr 07, 2017 10:11 am
USING BINOVIEWERS

Last post by grdc65 « Tue Mar 28, 2017 4:36 am

by grdc65 » Tue Mar 28, 2017 4:36 am

0 Replies

9271 Views

Last post by grdc65
Tue Mar 28, 2017 4:36 am
Quark Chromosphere + Lunt's BF 600

Last post by marktownley « Thu Mar 16, 2017 7:50 pm
Replies: 6
by soulvagabond » Sat Mar 11, 2017 10:58 am

6 Replies

3025 Views

Last post by marktownley
Thu Mar 16, 2017 7:50 pm
Lunt50+Daystar Quark as doublestack?

Last post by soulvagabond « Tue Mar 07, 2017 8:59 pm
Replies: 15
by soulvagabond » Thu Jan 12, 2017 5:05 am

15 Replies

6358 Views

Last post by soulvagabond
Tue Mar 07, 2017 8:59 pm
modif Pst / 150mm

Last post by Merlin66 « Thu Feb 23, 2017 5:34 am
Replies: 5
by banjo » Mon Jan 30, 2017 10:08 am

5 Replies

3431 Views

Last post by Merlin66
Thu Feb 23, 2017 5:34 am
Lunt PT mod- vibration dampening

Last post by Anthony M « Wed Feb 15, 2017 3:22 am
Replies: 5
by Anthony M » Thu Feb 09, 2017 1:28 am

5 Replies

3158 Views

Last post by Anthony M
Wed Feb 15, 2017 3:22 am
Orion 80 mm PST MOD

Last post by marktownley « Sun Jan 29, 2017 10:26 pm
Replies: 3
by solarmax2016 » Sun Jan 29, 2017 2:05 pm

3 Replies

2801 Views

Last post by marktownley
Sun Jan 29, 2017 10:26 pm
ES Focal Extender for Quark mod?

Last post by soulvagabond « Sat Jan 21, 2017 11:33 am
Replies: 2
by LTHB » Sat Jan 07, 2017 4:16 pm

2 Replies

2619 Views

Last post by soulvagabond
Sat Jan 21, 2017 11:33 am
What did I do wrong?

Last post by brebisson « Wed Jan 18, 2017 7:31 pm
Replies: 2
by brebisson » Tue Jan 17, 2017 11:52 am

2 Replies

2867 Views

Last post by brebisson
Wed Jan 18, 2017 7:31 pm
PST question

Last post by Robert Henry 1355 « Mon Jan 16, 2017 11:13 pm
Replies: 12
by Robert Henry 1355 » Sun Jan 08, 2017 3:52 pm

12 Replies

3652 Views

Last post by Robert Henry 1355
Mon Jan 16, 2017 11:13 pm
PST Mod Query and update

Last post by Merlin66 « Mon Jan 09, 2017 3:22 am
Replies: 1
by Sungrazer » Sun Jan 08, 2017 11:00 am

1 Replies

2486 Views

Last post by Merlin66
Mon Jan 09, 2017 3:22 am
Astronomik IR Block filter as internal ERF

Last post by Merlin66 « Wed Dec 28, 2016 9:07 pm
Replies: 12
by Vicchio » Mon Dec 12, 2016 9:03 am

12 Replies

5191 Views

Last post by Merlin66
Wed Dec 28, 2016 9:07 pm
PST Prism Alignment problem - assistance please if possible

Last post by axlefoley « Mon Dec 26, 2016 5:10 am
Replies: 9
by Sungrazer » Sat Dec 17, 2016 6:26 am

9 Replies

3938 Views

Last post by axlefoley
Mon Dec 26, 2016 5:10 am
my "Sunlux" PST mod

Last post by marktownley « Mon Dec 12, 2016 11:35 am
Replies: 5
by astrohardy » Sun Jun 28, 2015 7:18 am

5 Replies

3546 Views

Last post by marktownley
Mon Dec 12, 2016 11:35 am
Piggyback for Lunt LS100?

Last post by rbenton « Fri Dec 09, 2016 6:54 pm

by rbenton » Fri Dec 09, 2016 6:54 pm

0 Replies

9158 Views

Last post by rbenton
Fri Dec 09, 2016 6:54 pm
my little lunt60 mod

Last post by highfnum « Wed Dec 07, 2016 9:24 pm
Replies: 55
by highfnum » Mon Jun 02, 2014 1:06 am
1

2

3
55 Replies

11827 Views

Last post by highfnum
Wed Dec 07, 2016 9:24 pm
Double stack - a standard etalon?

Last post by Bassoon « Sun Nov 27, 2016 4:53 pm
Replies: 2
by Bassoon » Sun Nov 27, 2016 10:21 am

2 Replies

2468 Views

Last post by Bassoon
Sun Nov 27, 2016 4:53 pm
Skywatcher StarTravel 102 + Lunt LS50THa good combo?

Last post by soulvagabond « Fri Nov 25, 2016 8:35 am
Replies: 4
by soulvagabond » Wed Nov 23, 2016 6:06 am

4 Replies

2897 Views

Last post by soulvagabond
Fri Nov 25, 2016 8:35 am
Lunt L60 thread dimensions

Last post by solarmax2016 « Mon Nov 07, 2016 5:07 am
Replies: 19
by _Zakalwe » Wed Apr 23, 2014 7:54 am

19 Replies

5788 Views

Last post by solarmax2016
Mon Nov 07, 2016 5:07 am
PST or Lunt components?

Last post by marktownley « Fri Oct 28, 2016 5:58 pm
Replies: 1
by Bassoon » Fri Oct 28, 2016 11:27 am

1 Replies

2330 Views

Last post by marktownley
Fri Oct 28, 2016 5:58 pm
Double stack or refurbish my Daystar Quantum?

Last post by cshahar « Wed Oct 05, 2016 5:44 pm
Replies: 7
by cshahar » Wed Sep 28, 2016 8:18 pm

7 Replies

4032 Views

Last post by cshahar
Wed Oct 05, 2016 5:44 pm
SolarMax internal etalon size (old SM70 and SM90II)

Last post by Sungazer « Wed Oct 05, 2016 9:10 am
Replies: 14
by Pablito » Tue Aug 16, 2016 5:39 pm

14 Replies

6343 Views

Last post by Sungazer
Wed Oct 05, 2016 9:10 am
Planning PSD Mod on Meade LXD55 5" f9.3 1180mm

Last post by marktownley « Tue Oct 04, 2016 5:15 pm
Replies: 17
by nickatnight » Sat Aug 27, 2016 10:39 pm

17 Replies

5602 Views

Last post by marktownley
Tue Oct 04, 2016 5:15 pm
Stacking PST with a quark

Last post by nickatnight « Sat Aug 27, 2016 11:31 pm
Replies: 8
by Solar B » Wed Sep 02, 2015 8:56 am

8 Replies

4008 Views

Last post by nickatnight
Sat Aug 27, 2016 11:31 pm
Single-truss 12" Newtonian for an EQ mount

Last post by marktownley « Tue Aug 23, 2016 7:50 am
Replies: 2
by GreatAttractor » Sun Aug 21, 2016 8:26 am

2 Replies

2887 Views

Last post by marktownley
Tue Aug 23, 2016 7:50 am
And now the H-Alpha Killer, a Lunt-Mod

Last post by solarmax2016 « Sat Aug 20, 2016 4:00 am
Replies: 10
by Solar-Cologne » Sun Nov 15, 2015 1:34 pm

10 Replies

5011 Views

Last post by solarmax2016
Sat Aug 20, 2016 4:00 am
Baader Zoom with LS50

Last post by Cometeer « Fri Aug 12, 2016 10:21 pm

by Cometeer » Fri Aug 12, 2016 10:21 pm

0 Replies

9301 Views

Last post by Cometeer
Fri Aug 12, 2016 10:21 pm
Mounting of DS 40s

Last post by Solar B « Mon Aug 08, 2016 8:18 am
Replies: 20
by Solar B » Fri May 13, 2016 8:27 am

20 Replies

7223 Views

Last post by Solar B
Mon Aug 08, 2016 8:18 am
2nd video - Lunt 60PT f/8.3 to meade LX70 5" f8.3 & BF30

Last post by solarmax2016 « Sun Jul 31, 2016 6:21 pm
Replies: 22
by marktownley » Sun Dec 27, 2015 9:34 pm

22 Replies

8919 Views

Last post by solarmax2016
Sun Jul 31, 2016 6:21 pm
Coronado SM40 Etalon + Lunt B600?

Last post by nicosolcy « Sun Jul 31, 2016 12:26 pm
Replies: 5
by nicosolcy » Sat Jul 30, 2016 3:41 pm

5 Replies

3351 Views

Last post by nicosolcy
Sun Jul 31, 2016 12:26 pm
Barlow and refocus your blocking filter?

Last post by christian viladrich « Mon Jul 11, 2016 6:35 pm
Replies: 2
by Valery » Sun Jul 10, 2016 6:43 am

2 Replies

2721 Views

Last post by christian viladrich
Mon Jul 11, 2016 6:35 pm
what if - h-alpha thru 17th century optics

Last post by highfnum « Tue Jul 05, 2016 9:06 pm
Replies: 9
by highfnum » Mon Jul 04, 2016 9:32 am

9 Replies

3409 Views

Last post by highfnum
Tue Jul 05, 2016 9:06 pm
LS80 Etalon @ a 130mm f/7 Triplet

Last post by tklemmer « Thu Jun 23, 2016 12:07 pm
Replies: 13
by tklemmer » Mon Dec 28, 2015 9:08 pm

13 Replies

5165 Views

Last post by tklemmer
Thu Jun 23, 2016 12:07 pm
Unscrewing the PST Etalon

Last post by pete_w « Wed Jun 22, 2016 7:01 pm
Replies: 6
by pete_w » Thu May 26, 2016 7:49 am

6 Replies

3543 Views

Last post by pete_w
Wed Jun 22, 2016 7:01 pm
ERF's and a Quark +150mm F5 Refractor

Last post by marktownley « Thu Jun 16, 2016 12:39 pm
Replies: 5
by pete_w » Sun May 29, 2016 11:34 am

5 Replies

3606 Views

Last post by marktownley
Thu Jun 16, 2016 12:39 pm
Lunt60PT scope mod - how to double stack?

Last post by GaborKiss « Tue May 31, 2016 7:59 am
Replies: 3
by GaborKiss » Mon May 30, 2016 3:35 pm

3 Replies

2790 Views

Last post by GaborKiss
Tue May 31, 2016 7:59 am
For Gabor

Last post by GaborKiss « Mon May 30, 2016 3:32 pm

by GaborKiss » Mon May 30, 2016 3:32 pm

0 Replies

9170 Views

Last post by GaborKiss
Mon May 30, 2016 3:32 pm
F11 PST scope

Last post by antonello « Mon May 30, 2016 10:32 am
Replies: 18
by Moriniboy » Wed May 11, 2016 6:15 am

18 Replies

4765 Views

Last post by antonello
Mon May 30, 2016 10:32 am
PST vs. Lunt50 mod - which and why?

Last post by GaborKiss « Thu May 26, 2016 10:37 pm
Replies: 4
by GaborKiss » Wed May 25, 2016 3:20 pm

4 Replies

2816 Views

Last post by GaborKiss
Thu May 26, 2016 10:37 pm
Just blocking filters.

Last post by antonello « Tue May 24, 2016 12:18 pm
Replies: 5
by Valery » Tue May 24, 2016 12:13 am

5 Replies

2705 Views

Last post by antonello
Tue May 24, 2016 12:18 pm
First PST Mod Questions and Check

Last post by Bojan « Fri May 20, 2016 3:11 pm
Replies: 6
by Bojan » Tue May 03, 2016 2:42 pm

6 Replies

3212 Views

Last post by Bojan
Fri May 20, 2016 3:11 pm
Baader / Solar Spectrum Telecompressor 0.7x

Last post by Keramos « Mon May 16, 2016 8:22 pm
Replies: 55
by marktownley » Wed Feb 18, 2015 5:44 pm
1

2

3
55 Replies

10497 Views

Last post by Keramos
Mon May 16, 2016 8:22 pm
Quark DSII 155mm

Last post by george9 « Fri May 13, 2016 12:22 pm
Replies: 7
by george9 » Mon Mar 28, 2016 12:32 pm

7 Replies

3988 Views

Last post by george9
Fri May 13, 2016 12:22 pm
Is the blocking filter necessary?

Last post by marktownley « Thu May 12, 2016 5:49 pm
Replies: 2
by NightPhotographer » Thu May 12, 2016 3:16 pm

2 Replies

2550 Views

Last post by marktownley
Thu May 12, 2016 5:49 pm
Lunt LS50THa enhancement

Last post by nabla « Tue May 03, 2016 5:46 am
Replies: 5
by GreatAttractor » Thu Dec 24, 2015 2:21 pm

5 Replies

4495 Views

Last post by nabla
Tue May 03, 2016 5:46 am
Solarmax 40 Problems

Last post by marktownley « Wed Apr 27, 2016 7:57 pm
Replies: 9
by Bojan » Mon Apr 18, 2016 6:01 pm

9 Replies

3380 Views

Last post by marktownley
Wed Apr 27, 2016 7:57 pm
Can a good quark replace blocking filters?

Last post by fjabet « Sat Apr 23, 2016 7:58 am
Replies: 1
by george9 » Thu Apr 21, 2016 3:00 am

1 Replies

2591 Views

Last post by fjabet
Sat Apr 23, 2016 7:58 am
Baader HA 35nm as D-ERF in 60mm PST Mod?

Last post by moonshane « Mon Apr 18, 2016 11:22 am
Replies: 4
by moonshane » Fri Apr 15, 2016 12:43 am

4 Replies

3333 Views

Last post by moonshane
Mon Apr 18, 2016 11:22 am
Making an "integrated U.H.T 393nm focuser"

Last post by marktownley « Thu Apr 14, 2016 8:02 pm

by marktownley » Thu Apr 14, 2016 8:02 pm

0 Replies

9237 Views

Last post by marktownley
Thu Apr 14, 2016 8:02 pm
PST mod with SW Evostar

Last post by s52sk « Thu Apr 14, 2016 7:57 pm
Replies: 4
by s52sk » Sun Apr 10, 2016 6:21 pm

4 Replies

3296 Views

Last post by s52sk
Thu Apr 14, 2016 7:57 pm
Best instruction for PST mod

Last post by Merlin66 « Thu Apr 14, 2016 4:18 pm
Replies: 1
by nickatnight » Thu Apr 14, 2016 7:31 am

1 Replies

2451 Views

Last post by Merlin66
Thu Apr 14, 2016 4:18 pm
ETX90 for CaK Work

Last post by marktownley « Fri Apr 08, 2016 8:01 am
Replies: 7
by marktownley » Mon Apr 04, 2016 1:33 pm

7 Replies

3334 Views

Last post by marktownley
Fri Apr 08, 2016 8:01 am
Lunt LS50THa modification to 90 mm aperture

Last post by GreatAttractor « Tue Apr 05, 2016 9:48 pm
Replies: 4
by GreatAttractor » Mon Apr 04, 2016 8:05 pm

4 Replies

5847 Views

Last post by GreatAttractor
Tue Apr 05, 2016 9:48 pm
Calcium k-line emitter system / UV-ERF-70% \ off the shelf

Last post by marktownley « Tue Apr 05, 2016 8:16 am

by marktownley » Tue Apr 05, 2016 8:16 am

0 Replies

9698 Views

Last post by marktownley
Tue Apr 05, 2016 8:16 am

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