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 Previous   Index   Next   Flat   Mike I. Jones Pooh-Bah Reged: 07/02/06 Posts: 1102 Loc: Fort Worth TX Re: Spectroscope calibration       07/02/08 08:35 PM Edit   Reply   Quote   Quick Reply:   Well, do the one and only thing with a mercury light they're actually good for - a spectral line reference source. The mercury spectrum is loaded with very distinct lines across the visible spectrum. That's why they are SO popular with us! Mike -------------------- 56 mirrors, lenses, 16" f/6 Newt, 6" f/10 refractor, TOA-130S, Tinsley 5" f/15 Mak, 6" f/4 RFT, Coronado PST. Still to build: 24" f/10 Modified Dall-Kirkham, 10" f/26 Mak, 8" f/12 apo, spectrohelioscope, Herrig, Schupmann, and a new design you'll like. Post Extras       Entire thread Subject Posted by Posted on Spectroscope calibration colinsk 07/02/08 08:23 PM Re: Spectroscope calibration Mike I. Jones   07/02/08 08:35 PM Re: Spectroscope calibration colinsk   07/02/08 08:43 PM Re: Spectroscope calibration DAVIDG   07/02/08 10:03 PM Re: Spectroscope calibration colinsk   07/02/08 10:14 PM Re: Spectroscope calibration DAVIDG   07/02/08 10:31 PM Re: Spectroscope calibration colinsk   07/03/08 12:27 AM Re: Spectroscope calibration DAVIDG   07/03/08 03:54 PM Re: Spectroscope calibration gregj888   07/03/08 01:20 PM Re: Spectroscope calibration Mike I. Jones   07/03/08 04:54 PM Re: Spectroscope calibration colinsk   07/03/08 10:21 PM Re: Spectroscope calibration DAVIDG   07/04/08 12:22 AM Re: Spectroscope calibration colinsk   07/04/08 12:31 AM Extra information 19 registered and 8 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 Rating: Thread views: 226 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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