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 >> Binoculars Previous   Index   Next   Flat   pcad Carpal Tunnel Reged: 01/17/05 Posts: 1501 Loc: Connecticut Re: Undersized prisms - the myth       06/18/08 10:08 PM Edit   Reply   Quote   Quick Reply:   Hi Glenn, I agree with you about how the focal ratio of the objectives are related to the glass used in the prisms. Makes one wonder why companies bother with BaK4 in binoculars with "slow" objectives like f/6. Peter -------------------- Peter Telescopes 25 - 318 mm Binoculars 15 - 88 mm Microscope 50x - 1000x Post Extras       Entire thread Subject Posted by Posted on Undersized prisms - the myth GlennLeDrew 06/18/08 08:19 PM Re: Undersized prisms - the myth SaberScorpX   06/19/08 02:18 PM Re: Undersized prisms - the myth GlennLeDrew   06/19/08 07:52 PM Re: Undersized prisms - the myth Shortymx   06/19/08 08:22 PM Re: Undersized prisms - the myth pcad   06/19/08 11:03 PM Re: Undersized prisms - the myth EdZ   06/23/08 10:59 AM Re: Undersized prisms - the myth sftonkin   06/20/08 11:05 AM Re: Undersized prisms - the myth GlennLeDrew   06/21/08 10:06 PM Re: Undersized prisms - the myth pcad   06/22/08 10:18 AM Re: Undersized prisms - the myth GlennLeDrew   06/22/08 07:15 PM Re: Undersized prisms - the myth KennyJ   06/22/08 10:24 AM Re: Undersized prisms - the myth EdZ   06/18/08 08:42 PM Re: Undersized prisms - the myth GlennLeDrew   06/18/08 09:28 PM Re: Undersized prisms - the myth pcad   06/18/08 10:08 PM Re: Undersized prisms - the myth EdZ   06/18/08 10:34 PM Re: Undersized prisms - the myth GlennLeDrew   06/19/08 12:25 AM Re: Undersized prisms - the myth EdZ   06/19/08 10:00 AM Re: Undersized prisms - the myth ronharper   06/19/08 01:26 AM Re: Undersized prisms - the myth GlennLeDrew   06/19/08 04:41 AM Re: Undersized prisms - the myth pcad   06/19/08 09:10 AM Re: Undersized prisms - the myth EdZ   06/19/08 09:24 AM Re: Undersized prisms - the myth pcad   06/19/08 09:33 AM Re: Undersized prisms - the myth EdZ   06/18/08 10:02 PM Extra information 9 registered and 28 anonymous users are browsing this forum. Moderator:  EdZ  Forum Permissions       You cannot start new topics       You cannot reply to topics       HTML is disabled       UBBCode is enabled Rating: Thread views: 1156 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

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