Quote:
Originally Posted by Slawomir
Thank you for your reply Rick. It is certainly a fascinating topic and I am happily learning more about different telescope designs. I need to read more on how to properly interpret spot diagrams. Here is an interesting read on OPD (Optical Path Difference) diagrams: http://www.cfftelescopes.eu/OPD.html |
Hi Suavi,
I have a copy of
Telescopes, Eyepieces and Astrographs: Design, Analysis and Performance of Modern Astronomical Optics if you'd like to borrow it. It's a very interesting read. They are big on ray fan plots as well as spot diagrams.
http://www.willbell.com/TM/Telescope...trographs.html
Cheers,
Rick.