I am interested to buy a 1,5A filter. I need it for my prominence telescope project.
If anyone have such a filter and is willing to part with it, let me know, please.
Valery
Wanted ! 1,5A filter for prominence telescope
- Valery
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Wanted ! 1,5A filter for prominence telescope
"Solar H alpha activity is the most dynamic and compelling thing you can see in a telescope, so spend accordingly." (c) Bob Yoesle.
Largest full size 185 - 356mm Dielectric Energy Rejection Filters (D-ERF) by ARIES Instruments.
Largest full size 185 - 356mm Dielectric Energy Rejection Filters (D-ERF) by ARIES Instruments.