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 Post   Previous   Index   Next   Expand   Subject Poster Views Replies    Last post First Mirror paul11   89 3    09/08/08 01:48 PM by paul11 Can Anybody Identify this 20" Mirror cell? gatorengineer   203 7    09/08/08 12:24 PM by Don W Equatorial Platform Question d1anderson   200 4    09/08/08 11:17 AM by d1anderson Ceramic mirror development begins ( 1 2 3 4 all ) Art Bianconi   2408 65    09/08/08 11:01 AM by jayscheuerle Secondary mirror size? CaptainTruss   93 2    09/08/08 07:48 AM by K. A. Scharf Why wasn't CeO working for me? Biff   284 13    09/08/08 12:44 AM by Biff Wood tube for 300MM F20 Dall-Kirkham? Tom and Beth   257 11    09/07/08 10:53 PM by jdownie Selfmade refractor D&G 5" f 18,5 Homa   319 10    09/07/08 10:45 AM by Luigi how to change Newtonian to a lensless Schmidt? ( 1 2 all ) dongchina   682 26    09/07/08 09:33 AM by dongchina ABS pipe source tfriebe   211 6    09/07/08 08:18 AM by nighty Can't find tubing inserts. Found, Thanks guys. Don W   104 3    09/06/08 01:53 PM by Don W Tester Quest perfessor   174 7    09/06/08 11:00 AM by greenglass Building the fork mount and OTA for my 18" mirror ( 1 2 3 all ) rwiederrich   1318 57    09/06/08 12:11 AM by rwiederrich polishing of an 18" f/4 mirror ( 1 2 all ) Stefan Rostyne   517 34    09/05/08 07:10 PM by Mark Harry Home made cases? ( 1 2 all ) RobVG   1035 31    09/05/08 05:30 PM by jcjr Three pole truss shroud paul   204 7    09/05/08 12:18 PM by RRavneberg Dall-Kirkham? ( 1 2 all ) astrodon   473 20    09/05/08 11:58 AM by Glig Source for lens? f/20 63.5mm achro scout72   244 9    09/05/08 11:04 AM by scout72 Mount control for homemade mount! Dennis Sakva   279 4    09/04/08 07:04 PM by gregj888 Looking for USB weather & battery monitoring Gert   67 1    09/04/08 03:23 PM by Tek465 Pages 1 ... 6 7 8 9 10 11 12 13 14 15 16 ... 274 Extra information 4 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 Legend: New posts New posts No new posts No new posts Topic with over 25 replies or 250 views Sticky topic Event topic Poll Attachment Show active in the last day active in the last 2 days active in the last week active in the last 2 weeks active in the last 3 weeks active in the last month active in the last 3 months active in the last 6 months active in the last year from all dates 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 Home

Cloudy Nights Sponsor: Astronomics