· Get a Cloudy Nights T-Shirt · Submit a Review / Article    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] Forum Archives · Entrance · Main Index · Search · New user · Who's Online FAQ · Calendar Equipment Discussions >> Cats & Casses Previous   Index   Next   Flat   Craig Smith sage Reged: 05/22/06 Posts: 229 Loc: Utah Re: Tell me about Focal Reducers / Field Flattener       02/11/08 12:03 PM Edit   Reply   Quote   Quick Reply:   Not to hijack this topic, but I've always wondered, how does a focal reducer flatten the field? I would think that faster scopes would have more field curvature, not less. -------------------- Celestron Nexstar 6SE OPT 2" Dielectric SCT Diagonal Baader Hyperion Zoom Stellarvue F50 Finderscope Telecovers Case Astro-Tech AT66ED William-Optics 1.25" Dielectric Diagonal Post Extras       Entire thread Subject Posted by Posted on Tell me about Focal Reducers / Field Flatteners serambin 02/09/08 10:47 PM Re: Tell me about Focal Reducers / Field Flattener Patrick   02/10/08 09:19 AM Re: Tell me about Focal Reducers / Field Flattener edl   02/10/08 05:23 PM Re: Tell me about Focal Reducers / Field Flattener Joe Ogiba   02/11/08 09:41 AM Re: Tell me about Focal Reducers / Field Flattener hudson_yak   02/11/08 09:53 AM Re: Tell me about Focal Reducers / Field Flattener Craig Smith   02/11/08 12:03 PM Re: Tell me about Focal Reducers / Field Flattener hudson_yak   02/11/08 01:18 PM Re: Tell me about Focal Reducers / Field Flattener UrthWorm   02/13/08 06:53 AM Re: Tell me about Focal Reducers / Field Flattener hudson_yak   02/13/08 10:14 AM Re: Tell me about Focal Reducers / Field Flattener UrthWorm   02/13/08 10:54 AM Re: Tell me about Focal Reducers / Field Flattener Craig Smith   02/11/08 04:19 PM Re: Tell me about Focal Reducers / Field Flattener hudson_yak   02/11/08 04:27 PM Re: Tell me about Focal Reducers / Field Flattener Eddgie   02/11/08 01:18 PM Re: Tell me about Focal Reducers / Field Flattener serambin   02/10/08 05:29 PM Extra information 8 registered and 9 anonymous users are browsing this forum. Moderator:  Jason B, rick rian, LLEEGE  Forum Permissions       You cannot start new topics       You cannot reply to topics       HTML is disabled       UBBCode is enabled Rating: Thread views: 914 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 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*CN Feedback and Vendor Announcements* -----   Vendor and Group Announcements CN Forums Home

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