Solar Scope Modifications

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PST Etalon with a Quark, Log & Results

Last post by MapleRidge « Sun Jan 13, 2019 10:44 pm
Replies: 70
by MalVeauX » Thu Dec 13, 2018 9:41 pm
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70 Replies

1505 Views

Last post by MapleRidge
Sun Jan 13, 2019 10:44 pm
Baader 35nm as ERF

Last post by AndiesHandyHandies « Sat Jan 12, 2019 9:13 am
Replies: 2
by AndiesHandyHandies » Fri Jan 11, 2019 10:07 am

2 Replies

107 Views

Last post by AndiesHandyHandies
Sat Jan 12, 2019 9:13 am
PST Etalon Adjustment

Last post by Merlin66 « Sat Jan 05, 2019 11:06 pm
Replies: 15
by MapleRidge » Sun Dec 30, 2018 11:40 pm

15 Replies

393 Views

Last post by Merlin66
Sat Jan 05, 2019 11:06 pm
Calcium K blocking filter

Last post by george9 « Wed Jan 02, 2019 2:30 am
Replies: 17
by george9 » Mon Dec 24, 2018 1:13 am

17 Replies

561 Views

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

Last post by marktownley « Wed Dec 19, 2018 10:32 am
Replies: 7
by george9 » Sun Dec 16, 2018 5:03 am

7 Replies

426 Views

Last post by marktownley
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

191 Views

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

Last post by bart1805 « Tue Dec 04, 2018 9:50 pm
Replies: 29
by bart1805 » Sat Oct 13, 2018 11:54 am
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29 Replies

2020 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

1755 Views

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

Last post by marktownley « Mon Nov 26, 2018 6:59 am
Replies: 1
by bart1805 » Sun Nov 25, 2018 10:36 pm

1 Replies

186 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

462 Views

Last post by marktownley
Sun Nov 25, 2018 9:40 am
Any interest in this part? LS50C modkit

Last post by marktownley « Sat Nov 17, 2018 12:45 pm
Replies: 13
by MalVeauX » Sun Oct 28, 2018 8:32 pm

13 Replies

1663 Views

Last post by marktownley
Sat Nov 17, 2018 12:45 pm
Where to go from here to maximize results (Histogram, etc.).

Last post by Starry Jack « Fri Nov 16, 2018 6:29 pm
Replies: 12
by Starry Jack » Thu Nov 08, 2018 1:53 am

12 Replies

591 Views

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

Last post by Valery « Tue Nov 13, 2018 6:13 pm
Replies: 6
by george9 » Mon Oct 01, 2018 12:02 am

6 Replies

550 Views

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

Last post by Merlin66 « Sun Nov 11, 2018 2:07 am
Replies: 1
by twhite » Sat Nov 10, 2018 11:04 pm

1 Replies

187 Views

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

Last post by marktownley « Wed Nov 07, 2018 8:59 pm
Replies: 10
by Valery » Wed Oct 03, 2018 9:07 pm

10 Replies

1025 Views

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

Last post by highfnum « Sun Nov 04, 2018 7:30 pm
Replies: 117
by Valery » Thu Jun 21, 2018 1:18 am
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117 Replies

9343 Views

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

Last post by ThomasHu « Thu Nov 01, 2018 12:40 am
Replies: 13
by ThomasHu » Mon Oct 29, 2018 2:46 pm

13 Replies

588 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

210 Views

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

Last post by highfnum « Sat Oct 27, 2018 9:55 pm
Replies: 11
by DSobserver » Thu Jan 28, 2016 12:08 am

11 Replies

1849 Views

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

Last post by MalVeauX « Thu Oct 18, 2018 1:08 pm
Replies: 24
by MalVeauX » Mon Aug 20, 2018 8:22 pm

24 Replies

1529 Views

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

Last post by Marsman « Sun Oct 14, 2018 7:41 pm
Replies: 12
by Marsman » Sun Apr 29, 2018 8:17 pm

12 Replies

2542 Views

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

Last post by Starry Jack « Sat Oct 13, 2018 1:17 pm
Replies: 7
by Starry Jack » Thu Oct 04, 2018 12:57 am

7 Replies

605 Views

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

Last post by Bob Yoesle « Thu Oct 11, 2018 9:01 am
Replies: 1
by bandazar » Wed Oct 10, 2018 5:56 am

1 Replies

357 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

517 Views

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

Last post by MapleRidge « Sat Oct 06, 2018 3:29 pm
Replies: 9
by MapleRidge » Fri Oct 05, 2018 4:47 pm

9 Replies

470 Views

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

Last post by Bob Yoesle « Fri Oct 05, 2018 6:30 pm
Replies: 5
by MalVeauX » Thu Oct 04, 2018 9:52 am

5 Replies

468 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
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2
34 Replies

2053 Views

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

Last post by Bob Yoesle « Wed Oct 03, 2018 3:12 am
Replies: 10
by p_zetner » Thu Jul 05, 2018 7:35 pm

10 Replies

1050 Views

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

Last post by Starry Jack « Mon Oct 01, 2018 2:27 pm
Replies: 2
by ronatu » Mon Sep 24, 2018 2:49 pm

2 Replies

304 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?

Last post by Starry Jack « Mon Oct 01, 2018 3:45 am
Replies: 6
by Starry Jack » Sun Sep 30, 2018 6:45 pm

6 Replies

341 Views

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

Last post by christian viladrich « Sun Sep 30, 2018 3:24 pm
Replies: 176
by marktownley » Tue Mar 06, 2012 10:33 pm
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176 Replies

5904 Views

Last post by christian viladrich
Sun Sep 30, 2018 3:24 pm
Coronado BF15 dies and resurected!

Last post by ronatu « Wed Sep 26, 2018 9:43 pm
Replies: 9
by Merlin66 » Thu Oct 27, 2016 5:51 am

9 Replies

1368 Views

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

Last post by marktownley « Mon Sep 24, 2018 6:02 pm
Replies: 25
by Robert Henry 1355 » Wed Jan 25, 2017 11:19 pm
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2
25 Replies

2683 Views

Last post by marktownley
Mon Sep 24, 2018 6:02 pm
Improvements to your PST!

Last post by Merlin66 « Sun Sep 23, 2018 10:30 pm

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

0 Replies

299 Views

Last post by Merlin66
Sun Sep 23, 2018 10:30 pm
Replacing the Rusted BF30 Filter

Last post by Merlin66 « Sun Sep 23, 2018 10:26 pm
Replies: 49
by GeorgeIonas » Tue May 08, 2018 7:59 pm
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2
49 Replies

3374 Views

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

Last post by marktownley « Sun Sep 23, 2018 10:17 pm
Replies: 1
by marktownley » Sun Sep 23, 2018 10:00 pm

1 Replies

670 Views

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

Last post by pedro « Mon Sep 17, 2018 12:20 pm
Replies: 4
by pedro » Fri Sep 14, 2018 10:20 pm

4 Replies

633 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

393 Views

Last post by bart1805
Mon Sep 10, 2018 9:02 pm
Front ERF vs Internal ERF? Minimum size?

Last post by MalVeauX « Sun Sep 09, 2018 8:05 pm
Replies: 19
by MalVeauX » Thu May 31, 2018 4:04 pm

19 Replies

2524 Views

Last post by MalVeauX
Sun Sep 09, 2018 8:05 pm
Lunt LS50THa modification to 200 mm aperture

Last post by MalVeauX « Sat Sep 08, 2018 12:23 pm
Replies: 7
by GreatAttractor » Thu Sep 06, 2018 8:17 pm

7 Replies

546 Views

Last post by MalVeauX
Sat Sep 08, 2018 12:23 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

988 Views

Last post by krakatoa1883
Thu Sep 06, 2018 10:18 am
lunt 50 mod

Last post by antonello « Tue Sep 04, 2018 10:35 am
Replies: 26
by DSobserver » Sun Apr 09, 2017 2:52 pm
1

2
26 Replies

3683 Views

Last post by antonello
Tue Sep 04, 2018 10:35 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
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2
41 Replies

5218 Views

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

Last post by MalVeauX « Mon Aug 20, 2018 7:51 pm
Replies: 11
by MalVeauX » Thu May 10, 2018 4:27 pm

11 Replies

2334 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

1063 Views

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

Last post by AndiesHandyHandies « Sun Jul 01, 2018 5:47 pm
Replies: 10
by Taipan » Wed Apr 25, 2018 5:58 pm

10 Replies

1108 Views

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

Last post by marktownley « Fri Jun 29, 2018 7:41 pm
Replies: 6
by marktownley » Thu May 24, 2018 5:03 am

6 Replies

2359 Views

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

Last post by Merlin66 « Sat Jun 23, 2018 9:00 am
Replies: 12
by Merlin66 » Fri Jun 22, 2018 1:43 am

12 Replies

954 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

393 Views

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

Last post by Valery « Fri Jun 15, 2018 3:31 pm
Replies: 1
by MalVeauX » Fri Jun 15, 2018 1:59 pm

1 Replies

858 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

691 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

2029 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

482 Views

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

Last post by allhoest « Sat May 26, 2018 7:17 pm
Replies: 14
by allhoest » Mon Mar 12, 2018 8:38 pm

14 Replies

1655 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

535 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

743 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
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2
28 Replies

2192 Views

Last post by marktownley
Tue May 22, 2018 11:35 am
Lenses for changing PST Focal Length

Last post by AndiesHandyHandies « Tue May 15, 2018 7:38 am
Replies: 6
by AndiesHandyHandies » Mon May 07, 2018 8:58 am

6 Replies

835 Views

Last post by AndiesHandyHandies
Tue May 15, 2018 7:38 am
A high quality telecentric 3X made by itself

Last post by mdwmark « Mon May 07, 2018 8:15 pm
Replies: 15
by antonello » Thu Feb 08, 2018 12:29 pm

15 Replies

1793 Views

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

Last post by christian viladrich « Sun May 06, 2018 9:26 am
Replies: 2
by Merlin66 » Sun May 06, 2018 6:43 am

2 Replies

768 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

953 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

687 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

427 Views

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

Last post by danpro1 « Sat Apr 21, 2018 2:30 pm
Replies: 4
by danpro1 » Sat Apr 14, 2018 11:37 pm

4 Replies

709 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

647 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

1183 Views

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

Last post by marktownley « Tue Apr 10, 2018 7:36 pm
Replies: 3
by allhoest » Sun Apr 08, 2018 3:33 pm

3 Replies

572 Views

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

Last post by Merlin66 « Sun Apr 08, 2018 1:12 am
Replies: 7
by Merlin66 » Sat Mar 31, 2018 12:30 am

7 Replies

864 Views

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

Last post by Live_Steam_Mad « Wed Mar 28, 2018 12:01 pm
Replies: 12
by manu41 » Sat Mar 22, 2014 1:11 pm

12 Replies

2469 Views

Last post by Live_Steam_Mad
Wed Mar 28, 2018 12:01 pm
C11 ERF-Concept

Last post by Okay-1 « Mon Mar 26, 2018 5:36 pm
Replies: 12
by Okay-1 » Fri Mar 09, 2018 8:40 pm

12 Replies

1225 Views

Last post by Okay-1
Mon Mar 26, 2018 5:36 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

1886 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

1597 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

2038 Views

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

Last post by banjo « Sat Jan 20, 2018 10:48 am
Replies: 113
by RTJoe » Fri Jul 03, 2015 4:47 pm
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4

5
113 Replies

15984 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
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2

3
51 Replies

8156 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

559 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

715 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

684 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

753 Views

Last post by hopes2
Wed Nov 22, 2017 5:14 pm
Coronado SM Remote adjustment

Last post by JF Roudier « Mon Nov 20, 2017 9:57 pm
Replies: 5
by rsfoto » Sun Sep 10, 2017 11:34 pm

5 Replies

1103 Views

Last post by JF Roudier
Mon Nov 20, 2017 9:57 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

513 Views

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

Last post by JohnM « Sat Oct 21, 2017 3:32 pm
Replies: 4
by JohnM » Fri Oct 20, 2017 11:03 pm

4 Replies

678 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

863 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

925 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

1278 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

859 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

1604 Views

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

Last post by Merlin66 « Sun Sep 24, 2017 10:32 pm
Replies: 9
by Merlin66 » Sat Sep 23, 2017 12:46 am

9 Replies

1083 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

1914 Views

Last post by Merlin66
Fri Sep 22, 2017 11:10 pm
Removing barlow from Quark

Last post by LTHB « Thu Sep 21, 2017 8:52 am
Replies: 17
by sulcis2000 » Mon May 01, 2017 9:03 pm

17 Replies

2883 Views

Last post by LTHB
Thu Sep 21, 2017 8:52 am
PST Mod on a SCT

Last post by marktownley « Sun Sep 10, 2017 8:57 pm
Replies: 4
by MapleRidge » Fri Sep 08, 2017 11:16 pm

4 Replies

758 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

635 Views

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

Last post by MapleRidge « Sun Aug 20, 2017 2:23 am
Replies: 3
by Eddie » Thu Aug 17, 2017 10:29 pm

3 Replies

784 Views

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

Last post by Live_Steam_Mad « Wed Aug 16, 2017 4:22 pm
Replies: 21
by saguaro » Fri Apr 24, 2015 1:56 am

21 Replies

5337 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

1316 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

732 Views

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

Last post by Solar B « Sat Aug 12, 2017 5:38 pm
Replies: 2
by Solar B » Sat Aug 12, 2017 1:34 pm

2 Replies

669 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

5034 Views

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

Last post by Okay-1 « Tue Aug 08, 2017 8:43 pm
Replies: 5
by Okay-1 » Mon Aug 07, 2017 12:01 am

5 Replies

948 Views

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

Last post by marktownley « Sat Aug 05, 2017 2:43 pm
Replies: 14
by DJD » Mon Jul 24, 2017 10:42 am

14 Replies

1513 Views

Last post by marktownley
Sat Aug 05, 2017 2:43 pm
$200 Lunt LS50 w/ 2''Baader Steeltrack focuser mod.

Last post by soulvagabond « Sat Jul 15, 2017 4:25 pm
Replies: 2
by soulvagabond » Sat Jul 15, 2017 9:55 am

2 Replies

859 Views

Last post by soulvagabond
Sat Jul 15, 2017 4:25 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

2817 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

708 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

898 Views

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

Last post by FRAZ « Sat Jun 17, 2017 8:56 pm
Replies: 8
by FRAZ » Mon May 29, 2017 6:25 pm

8 Replies

1323 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

661 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

1005 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

1004 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

683 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

814 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

1357 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

1669 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

869 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

878 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

989 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

2040 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

619 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

1097 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

853 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

802 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

818 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

992 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

2703 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

1321 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

1055 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

920 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

807 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

1014 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

1273 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

817 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

2047 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

1477 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

1452 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

857 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

5052 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

799 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

963 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

2549 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

689 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

1340 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

3131 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

2500 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

1839 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

1100 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

2532 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

976 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

3580 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

5232 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

1243 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

1040 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

1308 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

2331 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

1445 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

1487 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

940 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

960 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

1982 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

1002 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

992 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

1293 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

4770 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

1663 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

831 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

2096 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

1304 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

963 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

1343 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

932 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

1243 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

936 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

1222 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

2777 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

1207 Views

Last post by marktownley
Tue Apr 05, 2016 8:16 am
Advice Needed, Lunt LS35 To Equinox 66

Last post by bilbo « Mon Apr 04, 2016 3:29 pm
Replies: 4
by bilbo » Fri Apr 01, 2016 8:07 pm

4 Replies

1236 Views

Last post by bilbo
Mon Apr 04, 2016 3:29 pm
How much heat applied to the etalon? (quark

Last post by marktownley « Mon Apr 04, 2016 1:29 pm

by marktownley » Mon Apr 04, 2016 1:29 pm

0 Replies

999 Views

Last post by marktownley
Mon Apr 04, 2016 1:29 pm
Ressurecting a very good calcium k-line thread

Last post by marktownley « Mon Apr 04, 2016 6:15 am
Replies: 1
by Valery » Mon Apr 04, 2016 3:28 am

1 Replies

722 Views

Last post by marktownley
Mon Apr 04, 2016 6:15 am
PST stage 1 can I remove the black box ERF

Last post by Moriniboy « Thu Mar 31, 2016 7:42 am
Replies: 2
by Moriniboy » Mon Mar 21, 2016 12:11 pm

2 Replies

1002 Views

Last post by Moriniboy
Thu Mar 31, 2016 7:42 am
Pre-Meade SolarMax 40 Mod?

Last post by Solar B « Sun Mar 27, 2016 12:35 pm
Replies: 5
by Bojan » Fri Mar 25, 2016 4:12 pm

5 Replies

1136 Views

Last post by Solar B
Sun Mar 27, 2016 12:35 pm
Determining Scale of the Earth

Last post by Starry Jack « Tue Mar 15, 2016 5:01 pm
Replies: 7
by Starry Jack » Sun Mar 06, 2016 8:07 pm

7 Replies

1161 Views

Last post by Starry Jack
Tue Mar 15, 2016 5:01 pm
Took one for the team. (pressure tuner guts)

Last post by Derek Klepp « Mon Mar 14, 2016 10:30 am
Replies: 5
by _Zakalwe » Sun Feb 28, 2016 11:48 am

5 Replies

1288 Views

Last post by Derek Klepp
Mon Mar 14, 2016 10:30 am
my chromosphere/prom viewer

Last post by DSobserver « Mon Feb 29, 2016 10:03 pm
Replies: 15
by highfnum » Sat Sep 19, 2015 6:30 pm

15 Replies

2702 Views

Last post by DSobserver
Mon Feb 29, 2016 10:03 pm
PST etalon (or similar) in a telecentric beam

Last post by marktownley « Thu Feb 25, 2016 11:31 am
Replies: 86
by Merlin66 » Sat Apr 12, 2014 10:35 pm
1

2

3

4
86 Replies

9281 Views

Last post by marktownley
Thu Feb 25, 2016 11:31 am
Baader D-ERF with Lunt etalon and trimming filter?

Last post by Jdgoguen « Mon Feb 15, 2016 3:55 pm
Replies: 5
by Jdgoguen » Sun Feb 14, 2016 3:44 pm

5 Replies

1171 Views

Last post by Jdgoguen
Mon Feb 15, 2016 3:55 pm
Skywatcher AZ3 Mount modification

Last post by 04Stefan07 « Mon Feb 01, 2016 7:45 am
Replies: 6
by 04Stefan07 » Wed May 20, 2015 3:43 am

6 Replies

1436 Views

Last post by 04Stefan07
Mon Feb 01, 2016 7:45 am
Which Quark for solar scope mod?

Last post by Derek Klepp « Sat Jan 09, 2016 7:52 am
Replies: 3
by Carbon60 » Wed Jan 06, 2016 8:35 pm

3 Replies

1185 Views

Last post by Derek Klepp
Sat Jan 09, 2016 7:52 am
Setup with HaT

Last post by fjabet « Fri Jan 08, 2016 5:57 pm
Replies: 13
by fjabet » Mon Mar 23, 2015 8:49 am

13 Replies

2137 Views

Last post by fjabet
Fri Jan 08, 2016 5:57 pm
quick lunt 60mm question

Last post by Merlin66 « Sun Dec 27, 2015 10:12 pm
Replies: 1
by highfnum » Sun Dec 27, 2015 5:25 pm

1 Replies

720 Views

Last post by Merlin66
Sun Dec 27, 2015 10:12 pm
Lunt Solar 60mm diameter of the etalon

Last post by marktownley « Sat Dec 26, 2015 6:16 pm
Replies: 1
by Kvak » Sat Dec 26, 2015 3:10 pm

1 Replies

923 Views

Last post by marktownley
Sat Dec 26, 2015 6:16 pm
PST mod Telescope question.

Last post by aboy « Wed Dec 23, 2015 12:30 pm
Replies: 10
by aboy » Sat Dec 19, 2015 2:39 pm

10 Replies

1607 Views

Last post by aboy
Wed Dec 23, 2015 12:30 pm
Magnetic Sol-Searcher mod

Last post by marktownley « Fri Dec 18, 2015 9:41 pm
Replies: 2
by NMBob » Mon Dec 14, 2015 5:17 am

2 Replies

959 Views

Last post by marktownley
Fri Dec 18, 2015 9:41 pm
Quark mod into combo

Last post by DSobserver « Mon Dec 14, 2015 11:23 pm
Replies: 10
by DSobserver » Wed Dec 09, 2015 1:18 pm

10 Replies

1436 Views

Last post by DSobserver
Mon Dec 14, 2015 11:23 pm
Solar Newtonian 8"

Last post by [whrudey] « Sun Dec 13, 2015 4:44 pm
Replies: 47
by [whrudey] » Mon Nov 23, 2015 5:33 pm
1

2
47 Replies

5309 Views

Last post by [whrudey]
Sun Dec 13, 2015 4:44 pm
Dreaming of a Dichroic Mirror

Last post by michael.h.f.wilkinson « Wed Dec 09, 2015 12:07 pm
Replies: 6
by michael.h.f.wilkinson » Mon Dec 07, 2015 9:17 am

6 Replies

1005 Views

Last post by michael.h.f.wilkinson
Wed Dec 09, 2015 12:07 pm
Last but not least, my biggest Mod

Last post by Solar-Cologne « Sat Nov 21, 2015 3:26 am
Replies: 6
by Solar-Cologne » Wed Nov 18, 2015 3:15 pm

6 Replies

1574 Views

Last post by Solar-Cologne
Sat Nov 21, 2015 3:26 am
H-Alpha Double-Refractor ?

Last post by Solar-Cologne « Tue Nov 17, 2015 11:18 pm
Replies: 9
by Solar-Cologne » Thu Nov 12, 2015 6:35 am

9 Replies

1756 Views

Last post by Solar-Cologne
Tue Nov 17, 2015 11:18 pm
Best donor scope for pst mod?

Last post by Solar-Cologne « Sun Nov 15, 2015 2:08 pm
Replies: 8
by Fenrir » Tue Sep 15, 2015 8:53 pm

8 Replies

1840 Views

Last post by Solar-Cologne
Sun Nov 15, 2015 2:08 pm
My fourth PST-Mod

Last post by Solar-Cologne « Sun Nov 15, 2015 12:38 pm
Replies: 2
by Solar-Cologne » Sun Nov 15, 2015 12:17 pm

2 Replies

1101 Views

Last post by Solar-Cologne
Sun Nov 15, 2015 12:38 pm
Now my third PST-Mod

Last post by marktownley « Sun Nov 15, 2015 12:00 pm
Replies: 2
by Solar-Cologne » Sat Nov 14, 2015 9:24 am

2 Replies

1098 Views

Last post by marktownley
Sun Nov 15, 2015 12:00 pm
From 50 to 60 DS?

Last post by Calavera « Sat Nov 14, 2015 11:21 am
Replies: 23
by Dobber » Tue Oct 27, 2015 7:41 pm

23 Replies

3111 Views

Last post by Calavera
Sat Nov 14, 2015 11:21 am
My second PST-Mod

Last post by marktownley « Sat Nov 14, 2015 8:39 am
Replies: 1
by Solar-Cologne » Fri Nov 13, 2015 5:08 pm

1 Replies

845 Views

Last post by marktownley
Sat Nov 14, 2015 8:39 am
Budget 150mm ERF .... quark

Last post by Neo « Fri Nov 13, 2015 8:43 pm
Replies: 8
by Solar B » Sat Sep 05, 2015 9:41 pm

8 Replies

1344 Views

Last post by Neo
Fri Nov 13, 2015 8:43 pm
I start with my first PST-Mod

Last post by marktownley « Thu Nov 12, 2015 7:26 pm
Replies: 1
by Solar-Cologne » Thu Nov 12, 2015 12:23 pm

1 Replies

804 Views

Last post by marktownley
Thu Nov 12, 2015 7:26 pm
pst etalon and my 4 inch F12 refractor

Last post by marktownley « Sun Nov 01, 2015 8:53 am
Replies: 2
by highfnum » Sat Oct 31, 2015 6:11 pm

2 Replies

922 Views

Last post by marktownley
Sun Nov 01, 2015 8:53 am
Next version of Mod showing great promise

Last post by marktownley « Sun Nov 01, 2015 8:52 am
Replies: 4
by Starry Jack » Mon Oct 26, 2015 12:12 am

4 Replies

1116 Views

Last post by marktownley
Sun Nov 01, 2015 8:52 am
my test using home made 90mm scope and adding pst etalon

Last post by marktownley « Sun Nov 01, 2015 8:51 am
Replies: 5
by highfnum » Thu Oct 22, 2015 11:55 pm

5 Replies

1198 Views

Last post by marktownley
Sun Nov 01, 2015 8:51 am
Baader 60mm f/4.1 Vario Finder SOLAR MOD

Last post by pedro « Sat Oct 31, 2015 9:42 pm
Replies: 6
by pedro » Sat Oct 17, 2015 12:32 pm

6 Replies

1284 Views

Last post by pedro
Sat Oct 31, 2015 9:42 pm
Rusty BF5

Last post by highfnum « Fri Oct 23, 2015 4:23 am
Replies: 7
by Solar B » Fri Oct 02, 2015 7:31 pm

7 Replies

1419 Views

Last post by highfnum
Fri Oct 23, 2015 4:23 am
SM40 neoprene screw

Last post by solarscope180 « Tue Oct 20, 2015 8:49 pm
Replies: 1
by Solar B » Tue Oct 20, 2015 6:42 pm

1 Replies

636 Views

Last post by solarscope180
Tue Oct 20, 2015 8:49 pm
st80 with solarmax 60 double stack front ealon

Last post by Merlin66 « Fri Oct 02, 2015 10:55 pm
Replies: 3
by BertUK » Thu Oct 01, 2015 8:28 pm

3 Replies

848 Views

Last post by Merlin66
Fri Oct 02, 2015 10:55 pm
Coronado BF30

Last post by Bob Yoesle « Fri Oct 02, 2015 5:08 am
Replies: 1
by Fenrir » Fri Sep 25, 2015 1:52 pm

1 Replies

853 Views

Last post by Bob Yoesle
Fri Oct 02, 2015 5:08 am
Newton Rings related to stress birefringence?

Last post by Merlin66 « Sat Sep 26, 2015 12:32 am
Replies: 4
by Neo » Wed Sep 23, 2015 10:06 am

4 Replies

863 Views

Last post by Merlin66
Sat Sep 26, 2015 12:32 am
sm60 double stack

Last post by marktownley « Tue Sep 08, 2015 6:22 pm
Replies: 9
by BertUK » Mon Sep 07, 2015 8:25 pm

9 Replies

1352 Views

Last post by marktownley
Tue Sep 08, 2015 6:22 pm
I have a PST (40mm)... Need to clean scope

Last post by Neo « Thu Sep 03, 2015 10:05 am
Replies: 5
by RonDzen » Sat Aug 29, 2015 3:13 pm

5 Replies

1111 Views

Last post by Neo
Thu Sep 03, 2015 10:05 am
Quark modification- fully screwed connections

Last post by axlefoley « Tue Sep 01, 2015 11:00 am
Replies: 13
by _Zakalwe » Mon Aug 17, 2015 8:29 pm

13 Replies

2410 Views

Last post by axlefoley
Tue Sep 01, 2015 11:00 am
CaK module ERF

Last post by marktownley « Mon Aug 31, 2015 8:22 pm
Replies: 18
by Bob Yoesle » Tue Jun 09, 2015 9:57 pm

18 Replies

3377 Views

Last post by marktownley
Mon Aug 31, 2015 8:22 pm
Etalon reconnecting, Success !!!

Last post by Derek Klepp « Sun Aug 23, 2015 10:34 am
Replies: 5
by DavidG » Sat Aug 22, 2015 4:07 pm

5 Replies

1180 Views

Last post by Derek Klepp
Sun Aug 23, 2015 10:34 am
Recover a tiny BF, it's possible if ?

Last post by Geremia Forino « Sun Aug 23, 2015 7:59 am
Replies: 8
by Geremia Forino » Fri Aug 21, 2015 3:49 pm

8 Replies

1289 Views

Last post by Geremia Forino
Sun Aug 23, 2015 7:59 am
Beloptik to stack a Quark

Last post by Bob Yoesle « Tue Aug 18, 2015 3:24 pm
Replies: 31
by Solar B » Mon Aug 03, 2015 3:45 pm
1

2
31 Replies

4054 Views

Last post by Bob Yoesle
Tue Aug 18, 2015 3:24 pm
Question about back filters (Daystar, Solar spectrum)

Last post by Geremia Forino « Mon Aug 17, 2015 2:06 pm
Replies: 8
by Geremia Forino » Fri Aug 14, 2015 8:10 pm

8 Replies

1447 Views

Last post by Geremia Forino
Mon Aug 17, 2015 2:06 pm
Stacking a PST

Last post by Solar B « Sun Aug 09, 2015 12:06 am
Replies: 5
by Solar B » Sat Aug 08, 2015 11:29 am

5 Replies

1080 Views

Last post by Solar B
Sun Aug 09, 2015 12:06 am
Quark +PST mod

Last post by Valery « Sat Aug 08, 2015 11:07 pm
Replies: 5
by DSobserver » Sat Aug 08, 2015 5:10 pm

5 Replies

986 Views

Last post by Valery
Sat Aug 08, 2015 11:07 pm
Any Bob Ebay ERF filters for CaK?

Last post by Brett « Tue Jul 28, 2015 1:55 pm
Replies: 5
by Brett » Sun Jul 26, 2015 7:22 pm

5 Replies

928 Views

Last post by Brett
Tue Jul 28, 2015 1:55 pm
What scope for the PST Mod?

Last post by astrohardy « Sat Jul 18, 2015 2:34 pm
Replies: 13
by Dark Neptune » Sat Jun 20, 2015 8:40 am

13 Replies

1883 Views

Last post by astrohardy
Sat Jul 18, 2015 2:34 pm
SolarMaxII 150mm Mod

Last post by KD0NPT-Astro « Mon Jul 06, 2015 12:16 am
Replies: 14
by Aleksey Polyakov » Fri Jun 26, 2015 9:13 am

14 Replies

2627 Views

Last post by KD0NPT-Astro
Mon Jul 06, 2015 12:16 am
Greating!

Last post by marktownley « Sun Jul 05, 2015 7:42 pm
Replies: 3
by PEterW » Sun Jul 05, 2015 7:16 pm

3 Replies

883 Views

Last post by marktownley
Sun Jul 05, 2015 7:42 pm
I used to be a PST but look at me now

Last post by marktownley « Fri Jul 03, 2015 5:01 pm
Replies: 1
by axlefoley » Fri Jul 03, 2015 2:56 am

1 Replies

828 Views

Last post by marktownley
Fri Jul 03, 2015 5:01 pm
Internal DERF ina Schmidt Cassegrain

Last post by marktownley « Thu Jul 02, 2015 8:06 am
Replies: 4
by sulcis2000 » Wed Jul 01, 2015 9:49 pm

4 Replies

853 Views

Last post by marktownley
Thu Jul 02, 2015 8:06 am
PST type 1 or 2 mod with an SM60 internal???

Last post by longtech « Fri Jun 19, 2015 6:26 pm
Replies: 11
by longtech » Thu Jun 18, 2015 4:48 am

11 Replies

1330 Views

Last post by longtech
Fri Jun 19, 2015 6:26 pm
FT focuser motorization with Orion Accufocus

Last post by _Zakalwe « Fri Jun 19, 2015 8:56 am
Replies: 6
by Marco Michelassi » Tue Jun 16, 2015 5:41 pm

6 Replies

1505 Views

Last post by _Zakalwe
Fri Jun 19, 2015 8:56 am
PST modification questions

Last post by Merlin66 « Thu Jun 18, 2015 10:31 am
Replies: 26
by aboy » Thu May 14, 2015 5:16 pm
1

2
26 Replies

2735 Views

Last post by Merlin66
Thu Jun 18, 2015 10:31 am
Quark tuning dial

Last post by DSobserver « Fri Jun 12, 2015 8:34 pm
Replies: 6
by axlefoley » Sat May 30, 2015 3:22 am

6 Replies

972 Views

Last post by DSobserver
Fri Jun 12, 2015 8:34 pm
Replace PST 20mm etalon with a Solarmax II 60mm one?

Last post by axlefoley « Sun May 31, 2015 12:21 am
Replies: 19
by Moriniboy » Mon Apr 20, 2015 1:23 pm

19 Replies

2610 Views

Last post by axlefoley
Sun May 31, 2015 12:21 am
Need an adapter

Last post by axlefoley « Sat May 30, 2015 5:53 am
Replies: 7
by axlefoley » Sun May 24, 2015 4:24 am

7 Replies

1095 Views

Last post by axlefoley
Sat May 30, 2015 5:53 am
newton PST mod

Last post by mdwmark « Fri May 29, 2015 12:54 am
Replies: 8
by DSobserver » Tue May 26, 2015 9:23 pm

8 Replies

1300 Views

Last post by mdwmark
Fri May 29, 2015 12:54 am
PST mod1 on a C8 without ERF

Last post by antonello « Fri May 22, 2015 6:24 am
Replies: 7
by DSobserver » Wed May 20, 2015 6:58 pm

7 Replies

1600 Views

Last post by antonello
Fri May 22, 2015 6:24 am
Solar Continuum - leaky filter mount

Last post by antonello « Thu May 21, 2015 5:25 pm
Replies: 8
by Neo » Thu May 07, 2015 8:22 pm

8 Replies

1028 Views

Last post by antonello
Thu May 21, 2015 5:25 pm
Quark and suitable scope

Last post by axlefoley « Thu May 21, 2015 8:59 am
Replies: 14
by axlefoley » Fri May 08, 2015 10:16 am

14 Replies

1712 Views

Last post by axlefoley
Thu May 21, 2015 8:59 am
Big C11 options....

Last post by swisswalter « Wed May 20, 2015 4:17 am
Replies: 31
by PEterW » Fri Mar 27, 2015 7:40 pm
1

2
31 Replies

4314 Views

Last post by swisswalter
Wed May 20, 2015 4:17 am
PST swap mod?

Last post by swisswalter « Wed May 20, 2015 4:16 am
Replies: 16
by twhite » Wed Apr 15, 2015 4:04 am

16 Replies

1900 Views

Last post by swisswalter
Wed May 20, 2015 4:16 am
Shapey Lens for Lunt LS60PT and DMK41

Last post by marktownley « Sun May 17, 2015 7:11 am
Replies: 2
by Gert » Sun May 17, 2015 1:33 am

2 Replies

730 Views

Last post by marktownley
Sun May 17, 2015 7:11 am
Help on Decontacted Etalon

Last post by marktownley « Sun May 17, 2015 7:03 am
Replies: 23
by Geremia Forino » Wed Apr 15, 2015 5:52 pm

23 Replies

3231 Views

Last post by marktownley
Sun May 17, 2015 7:03 am
Coronado diagonal ERF

Last post by marktownley « Sat May 16, 2015 8:56 pm
Replies: 2
by Moriniboy » Fri May 15, 2015 9:19 pm

2 Replies

884 Views

Last post by marktownley
Sat May 16, 2015 8:56 pm
PST etalon spacer

Last post by swisswalter « Sat May 16, 2015 5:49 am
Replies: 3
by swisswalter » Fri May 15, 2015 4:16 pm

3 Replies

915 Views

Last post by swisswalter
Sat May 16, 2015 5:49 am
Barlow F30?

Last post by Galosimo « Thu May 07, 2015 7:44 pm
Replies: 17
by Galosimo » Tue Apr 28, 2015 12:32 pm

17 Replies

2694 Views

Last post by Galosimo
Thu May 07, 2015 7:44 pm
Etalon spacers thickness.

Last post by etatsolarchat « Sun May 03, 2015 3:35 am
Replies: 28
by Valery » Fri Mar 06, 2015 3:14 pm
1

2
28 Replies

3760 Views

Last post by etatsolarchat
Sun May 03, 2015 3:35 am
a demo with skybender

Last post by marktownley « Sat May 02, 2015 7:07 am
Replies: 3
by highfnum » Fri May 01, 2015 4:49 pm

3 Replies

840 Views

Last post by marktownley
Sat May 02, 2015 7:07 am
Blocking filter mirror.

Last post by mdwmark « Fri May 01, 2015 7:51 am
Replies: 6
by GUS » Wed Apr 29, 2015 8:38 am

6 Replies

1190 Views

Last post by mdwmark
Fri May 01, 2015 7:51 am
Is it safe to remove one of the ERF's on a Lunt 100 mm DS?

Last post by marktownley « Fri May 01, 2015 7:35 am
Replies: 4
by OTangen » Thu Apr 30, 2015 8:13 pm

4 Replies

849 Views

Last post by marktownley
Fri May 01, 2015 7:35 am
Tube ring for precise tilt of filters

Last post by swisswalter « Wed Apr 29, 2015 4:19 am
Replies: 3
by antonello » Tue Apr 28, 2015 10:12 am

3 Replies

1232 Views

Last post by swisswalter
Wed Apr 29, 2015 4:19 am
New solarmax 90 focuser

Last post by DSobserver « Mon Apr 27, 2015 4:21 pm
Replies: 8
by DSobserver » Sun Apr 12, 2015 10:59 am

8 Replies

1401 Views

Last post by DSobserver
Mon Apr 27, 2015 4:21 pm
Using an f6.5 152 Refractor for Stage One Mod

Last post by Merlin66 « Fri Apr 24, 2015 10:38 pm
Replies: 6
by Starry Jack » Mon Apr 20, 2015 2:19 am

6 Replies

1147 Views

Last post by Merlin66
Fri Apr 24, 2015 10:38 pm
ZWOASI120MM and Too Much Light

Last post by marktownley « Fri Apr 17, 2015 8:07 pm
Replies: 17
by Starry Jack » Mon Apr 13, 2015 3:51 pm

17 Replies

2281 Views

Last post by marktownley
Fri Apr 17, 2015 8:07 pm
Whole disk or nearly, with my Daystar Quantum 0.6A

Last post by dellecavet « Wed Apr 15, 2015 7:08 am
Replies: 9
by dellecavet » Mon Apr 13, 2015 5:20 pm

9 Replies

1461 Views

Last post by dellecavet
Wed Apr 15, 2015 7:08 am
Lunt Ls60PT... Chasing better views...

Last post by swisswalter « Mon Apr 13, 2015 5:00 am
Replies: 5
by footbag » Sat Apr 11, 2015 4:00 pm

5 Replies

1076 Views

Last post by swisswalter
Mon Apr 13, 2015 5:00 am
modification helioscope Scopium in Ha

Last post by swisswalter « Wed Apr 08, 2015 5:51 pm
Replies: 5
by JF Roudier » Sun Apr 05, 2015 4:04 pm

5 Replies

1011 Views

Last post by swisswalter
Wed Apr 08, 2015 5:51 pm
well here it is sun omega bob caH

Last post by Valery « Tue Apr 07, 2015 6:59 am
Replies: 39
by highfnum » Sat Jan 17, 2015 6:27 pm
1

2
39 Replies

4033 Views

Last post by Valery
Tue Apr 07, 2015 6:59 am
Pleased as Punch: Alignment fixed and images getting better

Last post by Starry Jack « Sun Apr 05, 2015 6:49 am
Replies: 13
by Starry Jack » Sun Mar 29, 2015 6:53 am

13 Replies

1897 Views

Last post by Starry Jack
Sun Apr 05, 2015 6:49 am
PST Mod Complete

Last post by swisswalter « Thu Apr 02, 2015 4:26 am
Replies: 18
by seti_v2 » Sun Mar 15, 2015 3:30 pm

18 Replies

2827 Views

Last post by swisswalter
Thu Apr 02, 2015 4:26 am
played with 2 omega cak and skybender to tilt

Last post by marktownley « Tue Mar 31, 2015 6:32 am
Replies: 4
by highfnum » Mon Mar 30, 2015 9:51 pm

4 Replies

950 Views

Last post by marktownley
Tue Mar 31, 2015 6:32 am
Blocking Filter alternatives

Last post by antonello « Fri Mar 27, 2015 8:17 am
Replies: 21
by seti_v2 » Thu Mar 12, 2015 3:59 pm

21 Replies

3082 Views

Last post by antonello
Fri Mar 27, 2015 8:17 am
Improving contrast on a Daystar... double stack?

Last post by Valery « Sun Mar 22, 2015 7:28 am
Replies: 28
by GHarris » Sat Mar 07, 2015 10:27 am
1

2
28 Replies

3203 Views

Last post by Valery
Sun Mar 22, 2015 7:28 am
pst mod experimentation

Last post by bandazar « Fri Mar 13, 2015 1:30 pm
Replies: 11
by bandazar » Sat Mar 07, 2015 1:02 pm

11 Replies

1490 Views

Last post by bandazar
Fri Mar 13, 2015 1:30 pm
Burnt Mini ERF

Last post by swisswalter « Tue Mar 10, 2015 7:40 pm
Replies: 6
by seti_v2 » Tue Mar 10, 2015 12:48 pm

6 Replies

1090 Views

Last post by swisswalter
Tue Mar 10, 2015 7:40 pm
Change Focuser Double-Stack Meade/Coronado SolarMax II 90?

Last post by marktownley « Sun Mar 01, 2015 7:32 am
Replies: 7
by 124Spider » Thu Oct 30, 2014 5:08 pm

7 Replies

1602 Views

Last post by marktownley
Sun Mar 01, 2015 7:32 am
First light ready...just need the Sun

Last post by Valery « Sat Feb 28, 2015 8:08 am
Replies: 32
by Starry Jack » Sun Feb 22, 2015 11:05 pm
1

2
32 Replies

2452 Views

Last post by Valery
Sat Feb 28, 2015 8:08 am
A Filter Journey

Last post by Bob Yoesle « Thu Feb 26, 2015 3:36 am
Replies: 22
by Bob Yoesle » Thu Feb 05, 2015 6:55 am

22 Replies

2703 Views

Last post by Bob Yoesle
Thu Feb 26, 2015 3:36 am
How can I modify my CaK PST?

Last post by marktownley « Wed Feb 25, 2015 6:44 am
Replies: 18
by eroel » Mon Jan 19, 2015 2:39 pm

18 Replies

2117 Views

Last post by marktownley
Wed Feb 25, 2015 6:44 am
Index of Air

Last post by swisswalter « Wed Feb 25, 2015 5:13 am
Replies: 61
by colinsk » Sun Jul 22, 2012 11:15 pm
1

2

3
61 Replies

4256 Views

Last post by swisswalter
Wed Feb 25, 2015 5:13 am
Band pass of different blocking filters.

Last post by swisswalter « Sat Feb 21, 2015 7:53 am
Replies: 6
by Valery » Fri Feb 20, 2015 5:55 am

6 Replies

1035 Views

Last post by swisswalter
Sat Feb 21, 2015 7:53 am
New member starting pst mod

Last post by dgcclubmaker « Thu Feb 19, 2015 9:22 pm
Replies: 65
by dgcclubmaker » Sat Dec 21, 2013 9:01 pm
1

2

3
65 Replies

5155 Views

Last post by dgcclubmaker
Thu Feb 19, 2015 9:22 pm
Reducing the Image Scale of the Quark

Last post by Derek Klepp « Tue Feb 17, 2015 9:52 am
Replies: 4
by marktownley » Mon Feb 16, 2015 11:35 pm

4 Replies

1316 Views

Last post by Derek Klepp
Tue Feb 17, 2015 9:52 am
Is a Lunt ERF all that is needed for a Stage 1 PST Mod

Last post by Starry Jack « Sun Feb 15, 2015 7:03 am
Replies: 5
by Starry Jack » Sun Feb 15, 2015 12:49 am

5 Replies

897 Views

Last post by Starry Jack
Sun Feb 15, 2015 7:03 am
150mm PST mod with a replacement collimating lens

Last post by Carbon60 « Sun Feb 15, 2015 7:02 am
Replies: 5
by robert » Sat Feb 14, 2015 5:37 pm

5 Replies

1499 Views

Last post by Carbon60
Sun Feb 15, 2015 7:02 am
Solarscope Project

Last post by Derek Klepp « Wed Feb 11, 2015 7:52 am
Replies: 16
by solarscope180 » Mon Mar 03, 2014 1:20 am

16 Replies

1852 Views

Last post by Derek Klepp
Wed Feb 11, 2015 7:52 am
Dedicated ERFs versus Filters

Last post by Starry Jack « Sun Feb 08, 2015 2:16 pm
Replies: 17
by Starry Jack » Wed Feb 04, 2015 10:53 pm

17 Replies

1938 Views

Last post by Starry Jack
Sun Feb 08, 2015 2:16 pm
White light filter as an ERF

Last post by Starry Jack « Fri Feb 06, 2015 2:27 am
Replies: 8
by Starry Jack » Tue Feb 03, 2015 3:49 pm

8 Replies

989 Views

Last post by Starry Jack
Fri Feb 06, 2015 2:27 am
C8 + PST?

Last post by Merlin66 « Wed Feb 04, 2015 3:57 am
Replies: 45
by Wah » Sun Jan 18, 2015 12:08 pm
1

2
45 Replies

3986 Views

Last post by Merlin66
Wed Feb 04, 2015 3:57 am
Which negative lens for collimated beam.

Last post by marktownley « Sat Jan 31, 2015 9:24 am
Replies: 34
by GUS » Mon Oct 13, 2014 1:04 am
1

2
34 Replies

2982 Views

Last post by marktownley
Sat Jan 31, 2015 9:24 am
Omeag Bob's Ca H filters.

Last post by highfnum « Sun Jan 25, 2015 8:55 am
Replies: 20
by Valery » Thu Jan 15, 2015 5:11 am

20 Replies

1979 Views

Last post by highfnum
Sun Jan 25, 2015 8:55 am
omega Ha ss & CaK 2Ang & nb4 ds solar image

Last post by marktownley « Fri Jan 23, 2015 6:48 am
Replies: 4
by ham » Thu Jan 22, 2015 1:17 pm

4 Replies

1075 Views

Last post by marktownley
Fri Jan 23, 2015 6:48 am
Importance in quality for mod scope (PST)

Last post by dgcclubmaker « Thu Jan 22, 2015 11:25 pm
Replies: 5
by HomerPepsi » Tue Jan 13, 2015 7:01 pm

5 Replies

1025 Views

Last post by dgcclubmaker
Thu Jan 22, 2015 11:25 pm
One step beyond Stage 1 & 2

Last post by swisswalter « Mon Jan 19, 2015 8:13 pm
Replies: 24
by Neo » Mon Dec 22, 2014 1:55 pm

24 Replies

2256 Views

Last post by swisswalter
Mon Jan 19, 2015 8:13 pm
Omega bob's CaK filter

Last post by marktownley « Sat Jan 17, 2015 7:38 pm
Replies: 50
by swisswalter » Thu Dec 25, 2014 5:20 am
1

2

3
50 Replies

3505 Views

Last post by marktownley
Sat Jan 17, 2015 7:38 pm
Great resource for amateurs

Last post by Neo « Fri Jan 16, 2015 7:52 am
Replies: 4
by Merlin66 » Thu Jan 15, 2015 11:35 pm

4 Replies

725 Views

Last post by Neo
Fri Jan 16, 2015 7:52 am
Daystar Filters Blocker Transmission Curves

Last post by swisswalter « Thu Jan 15, 2015 5:50 am
Replies: 41
by marktownley » Sat Nov 29, 2014 5:34 pm
1

2
41 Replies

3946 Views

Last post by swisswalter
Thu Jan 15, 2015 5:50 am
Omega Bob ERF

Last post by Valery « Thu Jan 15, 2015 4:52 am
Replies: 9
by Brett » Tue Jan 13, 2015 9:10 am

9 Replies

1322 Views

Last post by Valery
Thu Jan 15, 2015 4:52 am
PST mod adaptors - AOKSwiss??

Last post by Merlin66 « Tue Jan 13, 2015 8:02 am
Replies: 10
by Merlin66 » Sun Jan 11, 2015 1:37 am

10 Replies

1274 Views

Last post by Merlin66
Tue Jan 13, 2015 8:02 am
What do you think about this CaK combo?

Last post by Brett « Mon Jan 12, 2015 11:44 am
Replies: 19
by Brett » Tue Jan 06, 2015 7:53 am

19 Replies

1936 Views

Last post by Brett
Mon Jan 12, 2015 11:44 am
CaK blocking filter question

Last post by marktownley « Mon Jan 05, 2015 7:09 am
Replies: 16
by Brett » Sat Dec 20, 2014 11:18 pm

16 Replies

1483 Views

Last post by marktownley
Mon Jan 05, 2015 7:09 am
Double stacked PST etalons anyone?

Last post by Valery « Mon Jan 05, 2015 5:30 am
Replies: 3
by Valery » Sun Jan 04, 2015 11:04 pm

3 Replies

748 Views

Last post by Valery
Mon Jan 05, 2015 5:30 am
Herschel Wedge, CaK or Ha module Housings

Last post by swisswalter « Sun Jan 04, 2015 7:31 am
Replies: 8
by Brett » Fri Jan 02, 2015 7:19 pm

8 Replies

1085 Views

Last post by swisswalter
Sun Jan 04, 2015 7:31 am
upgrade to my home made HAU

Last post by marktownley « Sat Jan 03, 2015 10:12 am
Replies: 5
by highfnum » Sat Jan 03, 2015 12:05 am

5 Replies

830 Views

Last post by marktownley
Sat Jan 03, 2015 10:12 am
CaK mod with Solar Wedge

Last post by swisswalter « Fri Dec 26, 2014 10:01 pm
Replies: 17
by MapleRidge » Fri Sep 12, 2014 12:51 pm

17 Replies

1516 Views

Last post by swisswalter
Fri Dec 26, 2014 10:01 pm
Straight through BF

Last post by swisswalter « Fri Dec 26, 2014 2:35 pm
Replies: 5
by GUS » Fri Dec 26, 2014 3:24 am

5 Replies

878 Views

Last post by swisswalter
Fri Dec 26, 2014 2:35 pm
Help please

Last post by axlefoley « Mon Dec 22, 2014 6:36 am
Replies: 5
by axlefoley » Sun Dec 21, 2014 6:44 am

5 Replies

736 Views

Last post by axlefoley
Mon Dec 22, 2014 6:36 am
Blockfilter performance and f-ratio

Last post by michael.h.f.wilkinson « Mon Dec 15, 2014 9:03 am
Replies: 11
by Neo » Thu Dec 04, 2014 10:26 pm

11 Replies

990 Views

Last post by michael.h.f.wilkinson
Mon Dec 15, 2014 9:03 am
Some thoughts please

Last post by axlefoley « Sun Dec 14, 2014 5:47 am
Replies: 9
by axlefoley » Sat Dec 13, 2014 12:04 am

9 Replies

932 Views

Last post by axlefoley
Sun Dec 14, 2014 5:47 am
Mod of WO 81 GT and SW 120mm refractor with Lunt 60 H-Alpha

Last post by Parag « Thu Dec 11, 2014 3:26 am
Replies: 2
by Parag » Wed Dec 10, 2014 12:38 pm

2 Replies

859 Views

Last post by Parag
Thu Dec 11, 2014 3:26 am
lunt60 + Quark + .60 reducer

Last post by Parag « Wed Dec 10, 2014 12:24 pm
Replies: 22
by highfnum » Sat Sep 27, 2014 7:10 pm

22 Replies

1996 Views

Last post by Parag
Wed Dec 10, 2014 12:24 pm
2 Additions to my 100mm Skywatcher Mod

Last post by Solarhound « Thu Dec 04, 2014 5:24 pm
Replies: 6
by Solarhound » Wed Dec 03, 2014 7:27 pm

6 Replies

1200 Views

Last post by Solarhound
Thu Dec 04, 2014 5:24 pm

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