Re: SV: ATM Collimating Newtonians

["Jim Fly" <jfly@hiwaay.net>]

> From: Bratislav Curcic <Bratislav.Curcic@uab.ericsson.se>
> To: nilsolof.carlin@swipnet.se
> Cc: atm@shore.net
> Subject: Re: SV: ATM Collimating Newtonians
> Date: Monday, June 09, 1997 3:49 AM

> The laser is absolutely indispensable tool for adjusting the secondary
(the most
> difficult and most subjective part of Newtonian collimation). Using
> Cheshire, sight tubes, filmcans and other methods described here you
> may get very good collimation FOR VISUAL USE.

Have you determined any advantages or limitations of the laser for
adjusting the secondary versus use of the autocollimator (adjusting to a
4-reflection convergence of the primary center spot)?

Jim Fly
CATSEYE(tm) COLLIMATION
jfly@hiwaay.net