Can anyone tell me if an older 4 1/2" Celestron reflector would have had a spherical or a paraboloid primary? My neighbor picked one up at a garage sale and I'm going to help them refurbish it; I'm curious what kind of performance we might expect when it's done. Thanks...
Celestron Newt Mirror Figure
Started by jadamslh, 11/27/2003 03:42PM
Posted 11/27/2003 03:42PM
Opening Post
Funding Member
