· 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] 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 Parabolic+spherical+2 lens corrector cassegrain Dennis Sakva   783 8    11/27/09 05:06 PM by Dennis Sakva Congrats to Kevin Frederick and Ed Jones! Mike I. Jones   1379 14    11/27/09 06:53 AM by kfrederick Reflectors with a focal ratio of f7 - f10 Blind-Cyclops   1809 18    11/26/09 05:32 PM by BSJ best Newt mirror cooling fans? Darvin   554 5    11/25/09 08:24 PM by arpruss Titebond II as wood "finish" arpruss   902 19    11/25/09 01:05 PM by arpruss Temp feedback dew controller optics temp sensor propelller fan   299 1    11/25/09 11:13 AM by dave b New Dob base for an old scope montymorris   737 12    11/25/09 09:50 AM by montymorris Motors for EQ platforms ndelo   296 1    11/24/09 03:38 PM by Moki Chromacor gypsy   677 9    11/24/09 11:04 AM by Crayfordjon Finder 9x60 help please BOBMACNY   345 2    11/24/09 08:11 AM by BOBMACNY Fixing a friends mirror rwiederrich   577 7    11/23/09 07:45 AM by kfrederick Dob bearing uhmw/fiberglass PSI? m. allan noah   569 5    11/22/09 10:06 PM by magic612 Astrosystems secondary mirror holders DavidC   825 10    11/22/09 12:05 PM by Don H Baffling for Refractors (5") Peter Glus   372 3    11/21/09 11:12 PM by Peter Glus improve res to better than Dawes limit ( 1 2 3 all ) Darren Drake   2453 50    11/21/09 02:16 PM by wh48gs Simple method to measure FL of a parabolic primary Old Dinosaur   364 2    11/21/09 11:25 AM by Old Dinosaur A terrible urge ( 1 2 3 4 all ) GlenM   3569 75    11/21/09 05:16 AM by GlenM Eye Candy tazz   885 8    11/21/09 12:48 AM by o1d_dude Silver shamrock MMT -- A lucky charm? highfnum   972 15    11/20/09 06:02 PM by highfnum A new way of channeling pitch tools ( 1 2 all ) Crayfordjon   1621 30    11/20/09 11:04 AM by Crayfordjon Pages 1 ... 262 263 264 265 266 267 268 269 270 271 272 ... 619 Extra information 19 registered and 51 anonymous users are browsing this forum. Moderator:  ausastronomer, richard7  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 *Announcements and News* -----   Cloudy Nights Announcements   Discussion of CN Articles, Reviews, and Reports   Celestial Events*General Astronomy* -----   Beginners Forum   General Observing and Astronomy   Outreach   Light Pollution*Equipment Discussions* -----   ATM, Optics and DIY Forum   Binoculars   Binoviewers   Cats & Casses   Classic Telescopes   Equipment   Eyepieces   Mounts   Observatories   Reflectors   Refractors    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   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*Speciality Forums* -----   Arizona Science and Astronomy Expo   NEAF (Northeast Astronomy Forum) and NEAIC (Northeast Astro Imaging Conference)   AstroArt   Astronomy Clubs and Star Parties   Astronomy Software & Computers   AstroWebsites   Science! Astronomy & Space Exploration, and Others   Space Rocks   Stellar Media*Swap and Shop* -----   Shop and Swap Audio Components*CN Feedback and Vendor Announcements* -----   Vendor and Group Announcements*International Year of Astronomy 2009 - Forums are now closed.* -----   IYA Archive Info CN Forums Home

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