Click here if you are having trouble logging into the forums Cloudy Nights - Official Forums of the 2009 International Year of Astronomy Privacy Policy | Please read our Terms of Service | Signup and Troubleshooting FAQ | Problems? PM a Red or a Green Gu.... uh, User   You are not logged in. [Login] Entrance · Main Index · Search · New user · Who's Online FAQ · Calendar Equipment Discussions >> ATM, Optics and DIY Forum Previous   Index   Next   Flat   mark cowan Vendor (Obsidian Optics) Reged: 06/03/05 Posts: 1387 Loc: salem, OR Re: The 'Best' telescope and eyepieces       07/03/08 08:14 PM Edit   Reply   Quote   Quick Reply:   Made a correction to the earlier post about illuminated fields. Andrew, are you looking for 20mm off-axis fields, ie, 40mm field total? 46mm would be as large as a 2" EP can accept. And I guess, one other question there, is the criteria at 20mm off-axis to be within the diffraction spot? Tough one... Best, Mark Post Extras       Entire thread Subject Posted by Posted on The 'Best' telescope and eyepieces HandyAndy 06/30/08 03:47 PM Re: The 'Best' telescope and eyepieces HandyAndy   07/05/08 04:57 AM Re: The 'Best' telescope and eyepieces nytecam   07/02/08 02:23 AM Re: The 'Best' telescope and eyepieces HandyAndy   07/02/08 05:29 AM Re: The 'Best' telescope and eyepieces mark cowan   07/03/08 01:16 AM Re: The 'Best' telescope and eyepieces Starkler   07/04/08 11:22 AM Re: The 'Best' telescope and eyepieces mark cowan   07/04/08 02:14 PM Re: The 'Best' telescope and eyepieces HandyAndy   07/04/08 06:15 PM Re: The 'Best' telescope and eyepieces HandyAndy   07/03/08 07:12 PM Re: The 'Best' telescope and eyepieces jpcannavo   07/03/08 07:36 AM Re: The 'Best' telescope and eyepieces HandyAndy   07/03/08 07:36 PM Re: The 'Best' telescope and eyepieces mark cowan   07/03/08 08:14 PM Re: The 'Best' telescope and eyepieces mark cowan   07/02/08 01:32 AM Re: The 'Best' telescope and eyepieces HandyAndy   07/02/08 05:23 AM Re: The 'Best' telescope and eyepieces mark cowan   07/03/08 01:03 AM Re: The 'Best' telescope and eyepieces HandyAndy   07/03/08 07:01 PM Re: The 'Best' telescope and eyepieces Don W   06/30/08 04:02 PM Re: The 'Best' telescope and eyepieces HandyAndy   06/30/08 04:26 PM Re: The 'Best' telescope and eyepieces Biff   06/30/08 08:29 PM Re: The 'Best' telescope and eyepieces wallie x   07/05/08 04:35 PM Re: The 'Best' telescope and eyepieces mark cowan   07/05/08 11:18 PM Re: The 'Best' telescope and eyepieces HandyAndy   07/08/08 01:11 PM Re: The 'Best' telescope and eyepieces DAVIDG   07/08/08 02:42 PM Re: The 'Best' telescope and eyepieces HandyAndy   07/08/08 04:11 PM Re: The 'Best' telescope and eyepieces DAVIDG   07/09/08 12:03 AM Re: The 'Best' telescope and eyepieces HandyAndy   07/10/08 06:02 PM Re: The 'Best' telescope and eyepieces DAVIDG   07/10/08 07:45 PM Re: The 'Best' telescope and eyepieces HandyAndy   07/13/08 06:40 PM Re: The 'Best' telescope and eyepieces mark cowan   07/14/08 01:29 AM Re: The 'Best' telescope and eyepieces sixela   07/14/08 08:47 AM Re: The 'Best' telescope and eyepieces mark cowan   07/14/08 01:21 PM Re: The 'Best' telescope and eyepieces HandyAndy   07/15/08 11:11 AM Re: The 'Best' telescope and eyepieces HandyAndy   07/15/08 12:35 PM Re: The 'Best' telescope and eyepieces sixela   07/15/08 05:21 PM Re: The 'Best' telescope and eyepieces Owen   07/16/08 04:45 AM Re: The 'Best' telescope and eyepieces sixela   07/16/08 06:17 AM Re: The 'Best' telescope and eyepieces Owen   07/16/08 06:55 AM Re: The 'Best' telescope and eyepieces sixela   07/16/08 07:03 PM Re: The 'Best' telescope and eyepieces HandyAndy   07/16/08 07:15 PM Re: The 'Best' telescope and eyepieces HandyAndy   07/22/08 03:42 PM Re: The 'Best' telescope and eyepieces HandyAndy   07/14/08 08:36 AM Re: The 'Best' telescope and eyepieces sixela   07/14/08 09:39 AM Re: The 'Best' telescope and eyepieces Almagne   07/09/08 12:51 PM Re: The 'Best' telescope and eyepieces DAVIDG   07/09/08 03:15 PM Re: The 'Best' telescope and eyepieces HandyAndy   07/02/08 05:21 AM Re: The 'Best' telescope and eyepieces HiggsBoson   07/01/08 12:54 AM Re: The 'Best' telescope and eyepieces Houdini   07/01/08 07:31 AM Re: The 'Best' telescope and eyepieces HandyAndy   07/02/08 05:30 AM Re: The 'Best' telescope and eyepieces DAVIDG   07/02/08 09:38 AM Re: The 'Best' telescope and eyepieces HandyAndy   07/03/08 06:58 PM Re: The 'Best' telescope and eyepieces mark cowan   07/03/08 01:30 AM Re: The 'Best' telescope and eyepieces HandyAndy   07/03/08 07:30 PM Re: The 'Best' telescope and eyepieces Fiske   07/03/08 07:37 AM Re: The 'Best' telescope and eyepieces mark cowan   07/03/08 05:14 PM Re: The 'Best' telescope and eyepieces Fiske   07/04/08 12:21 PM Re: The 'Best' telescope and eyepieces Fiske   07/04/08 12:25 PM Re: The 'Best' telescope and eyepieces Chriske   07/03/08 08:02 AM Re: The 'Best' telescope and eyepieces HandyAndy   07/05/08 04:33 AM Re: The 'Best' telescope and eyepieces DAVIDG   07/05/08 10:20 AM Re: The 'Best' telescope and eyepieces HandyAndy   07/05/08 11:45 AM Re: The 'Best' telescope and eyepieces DAVIDG   07/05/08 01:13 PM Re: The 'Best' telescope and eyepieces HandyAndy   07/06/08 08:44 AM Re: The 'Best' telescope and eyepieces DAVIDG   07/06/08 10:54 AM Re: The 'Best' telescope and eyepieces mark cowan   07/03/08 05:18 PM Re: The 'Best' telescope and eyepieces Chriske   07/02/08 09:50 AM Extra information 11 registered and 5 anonymous users are browsing this forum. Moderator:  Don W, Joe Cipriano  Forum Permissions       You cannot start new topics       You cannot reply to topics       HTML is disabled       UBBCode is enabled Rating: Thread views: 1692 Jump to *International Year of Astronomy 2009* -----   Global Coordination   Cornerstone Projects   Special Projects   Special Task Groups   Global Activities   National and Regional Activities   IYA 2009 in Africa   IYA 2009 in the USA*Announcements and News* -----   Cloudy Nights Announcements   Discussion of CN Articles, Reviews, and Reports   Beginners Forum   Celestial Events   Light Pollution*Equipment Discussions* -----   ATM, Optics and DIY Forum   Binoculars   Binoviewers   Cats & Casses   Classic Telescopes   Equipment   Eyepieces   Mounts   Observatories   Reflectors   Refractors    Celestron SkyScout and Meade mySky   Video and Electronically Assisted Astronomy*Astrophotography and Sketching* -----   Beginning Imaging   Film Astrophotography   DSLR & Digital Camera Astro Imaging & Processing   CCD Imaging & Processing   Solar System Imaging & Processing   Sketching   Astro Imaging/Sketching Contest *Observing* -----   General Observing   Planetary and Solar System Observing   Lunar Observing   Deep Sky Observing   Double Star Observing   Solar   Variable Star Observing and Radio Astronomy*Telescope Specific Forums* -----   Celestron NexStar    NexStar GPS / CPC Telescopes   Questar Forum   Meade ACF/RCX / LX / GPS    Meade ETX*Other* -----   Science of Astronomy & Space exploration   AstroWebsites   Space Rocks*Speciality Forums* -----   AstroArt   Astronomy Software & Computers   Stellar Media   Astro Outreach, Clubs and Star Parties*CN Feedback and Vendor Announcements* -----   Vendor and Group Announcements CN Forums Home

Cloudy Nights Sponsor: Astronomics