Back to Home

ATM Forum Message

Forums: Atm · Astrophotography · Blackholes · Blackholes2 · CCD · Celestron · Domes · Education
Eyepieces · Meade · Misc. · God and Science · SETI · Software · UFO · XEphem
RSS Button

Home | Discussion Forums | Amateur Telescope Making | Post

Be the first pioneers to continue the Astronomy Discussions at our new Astronomy meeting place...
The Space and Astronomy Agora
Thanks - Yes I Searched On The Web

Forum List | Follow Ups | Post Message | Back to Thread Topics | In Response To
Posted by Joe Garzione on June 1, 2001 18:26:47 UTC

I searched on the web, and found some help here:

I suppose I need to know more about my Objective (Synta? 102mm) and my 2 cemented acromats (80mm by 400 and 600mm FL)before I can plug the numbers into a ray trace program and decide which would be better as the second lens and how far it should be spaced.



Follow Ups:

Login to Post
Additional Information
About Astronomy Net | Advertise on Astronomy Net | Contact & Comments | Privacy Policy
Unless otherwise specified, web site content Copyright 1994-2023 John Huggins All Rights Reserved
Forum posts are Copyright their authors as specified in the heading above the post.
"dbHTML," "AstroGuide," "ASTRONOMY.NET" & "VA.NET"
are trademarks of John Huggins