mental4astro
21-04-2020, 02:44 PM
Hi all,
I'm looking for a classical cassegrain optical set, or scope, that is 10" or larger. I will also consider a DK or modified DK or other similar cassegrain. I am not after a Mak or SCT.
Could also be part of a Newt/Cassegrain instrument.
f/ratio, well let me know what you have. f/12, f/15, f/20, let me know.
Let me know what you have, or if you know of one.
Thanks for looking,
Alex.
I'm looking for a classical cassegrain optical set, or scope, that is 10" or larger. I will also consider a DK or modified DK or other similar cassegrain. I am not after a Mak or SCT.
Could also be part of a Newt/Cassegrain instrument.
f/ratio, well let me know what you have. f/12, f/15, f/20, let me know.
Let me know what you have, or if you know of one.
Thanks for looking,
Alex.