· Get a Cloudy Nights T-Shirt · Submit a Review / Article    Click here if you are having trouble logging into the forums 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] Forum Archives · Entrance · Main Index · Search · New user · Who's Online FAQ · Calendar Equipment Discussions >> ATM, Optics and DIY Forum Previous   Index   Next   Flat   greenglass professor emeritus Reged: 01/22/06 Posts: 557 Loc: Ontario, Canada trying to polish a flat       10/15/09 11:53 PM Edit   Reply   Quote   Quick Reply:   using the water test my 1.2" flat now has an x fringe pattern, is this convex? -------------------- 10" f/5 reflector 7x50 tasco binos 60/800 tasco luminova Edited by greenglass (10/16/09 12:14 AM) Post Extras       Entire thread Subject Posted by Posted on trying to polish a flat greenglass 10/15/09 11:53 PM Re: trying to polish a flat Ed Jones   10/16/09 11:20 AM Re: trying to polish a flat Brian Engel   10/16/09 02:20 PM Re: trying to polish a flat Ed Jones   10/16/09 03:14 PM Re: trying to polish a flat greenglass   10/20/09 11:39 AM Re: trying to polish a flat Mark Harry   10/21/09 07:12 AM Re: trying to polish a flat greenglass   10/21/09 11:47 AM Re: trying to polish a flat Mark Harry   10/21/09 03:38 PM Re: trying to polish a flat Ed Jones   10/21/09 04:03 PM Re: trying to polish a flat greenglass   10/24/09 01:09 AM Re: trying to polish a flat Ed Jones   10/24/09 10:42 AM Re: trying to polish a flat greenglass   10/24/09 08:36 PM Re: trying to polish a flat Ed Jones   10/25/09 12:14 PM Re: trying to polish a flat greenglass   10/25/09 08:14 PM Re: trying to polish a flat Ed Jones   10/25/09 09:24 PM Extra information 17 registered and 5 anonymous users are browsing this forum. Moderator:  Don W, Mike I. Jones  Forum Permissions       You cannot start new topics       You cannot reply to topics       HTML is disabled       UBBCode is enabled Rating: Thread views: 437 Jump to *Announcements and News* -----   Cloudy Nights Announcements   Discussion of CN Articles, Reviews, and Reports   Beginners Forum   Celestial Events*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 and Intermediate Imaging   Film Astrophotography   DSLR & Digital Camera Astro Imaging & Processing   CCD Imaging & Processing   Solar System Imaging & Processing   Sketching   Astro Imaging/Sketching Contest *Observing* -----   NEO   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   Light Pollution*CN Feedback and Vendor Announcements* -----   Vendor and Group Announcements*International Year of Astronomy 2009 - Forums are now closed.* -----   Global Coordination   Cornerstone Projects   Special Projects   Special Task Groups   Global Activities   National and Regional Activities   IYA 2009 in Africa   IYA 2009 in the USA CN Forums Home

Cloudy Nights LLC Cloudy Nights Sponsor: Astronomics