Quote:Gee that guy sounds like one of us 45 years ago
Tak-106, AP900GTO, Unitrons, Masuyamas
The optimist thinks this is the best of all possible worlds. The pessimist fears it is true. "J. Robert Oppenheimer"
Homemade 'scopes 8"f/7,6" f/5", 6"f/4, 4.25" Schiefspiegler,60mm Coronagraph,60mm H-alpha system, 4.25" White-light Solar Newtonian,solar spectroscope, 4" f/12, 4.5" f/16 & 6" f/12 Schupmann Medial refractors, 4" Celestar, 19 Stellafane awards 9 in optics Engineering = Taking what you have and making what you need.
Quote: This scope looks to be based on what is described in Ken Novak's book "Cassegrain Notes". Here is a link to it.http://bobmay.astronomy.net/CassNotes/#Cass - Dave
Quote:If I find everything for that 6" cassegrain I will post a pic. I bought it from the guy who made it in 1978. Looks like Toms, but it in a aluminum tube. Came with a 16X50 finder. No idea where that went.
CPC1100, Celestar8, PST plus club access to a 24" Boller&Chivens, C16, and many more toys.
Quote:Dave, I have a Foucault tester Tom can use, dont have the caliper though. My tester is identical to the Stellafane tester, and iirc it has a 120 line ronchi screen in it.So Tom, there ya go, come get it
Quote:But MASTER , I am but a lowly Grasshopper
"The White Zone is for loading or unloading of passengers only. No Astrophotography." Cosmic Acres! Greatest restoration challenge: Tulley and Sons 3" achromat on Altazimuth mount, circa ~late 1820s