Image of the day

Captured by
Anthony Zinnanti

Messier 101

My Account

New to Astromart?

Register an account...

Need Help?

6" Achro

Started by g1957, 10/26/2005 02:08PM
Posted 10/26/2005 02:08PM Opening Post
Has anyone tested the 6" F8 achro that TBM can build? If so how is the CA?
Posted 10/28/2005 01:39AM #1

I would seriously doubt it is any better than the CA from a Celestron 6" f/8 achromat. The TMB achromat is favored for it's superior minimum wavefront quality, superior cell construction, and superior coatings.