RE: [ATM] Banishing the diagonal

["lou krajci" <loukrajci@comcast.net>]

>From: Gary Fuchs <gary@rcn.com>

 >>What was your goal?

>To understand more about the effects of changes to the secondary size
>and placement. I've been going on the assumption that secondary size
>could be varied somewhat, provided the overall design, f-ratio, etc.,
>allowed it, without compromising the apparent quality of the view - what
>I'm realistically going to be able to discern....

Consider finding a copy of this book:
http://www.willbell.com/tm/tm5.htm
It will provide you good info on secondary mirror obstruction issues, as
well as other info...and has far higher S/N ratio than most astronomy email
forums.

Tom Krajci
Albuquerque, New Mexico
---
Outgoing mail is certified Virus Free.
Checked by AVG anti-virus system (http://www.grisoft.com).
Version: 6.0.737 / Virus Database: 491 - Release Date: 8/11/2004

_______________________________________________
ATM mailing list http://www.atmlist.net/