I believe you divide the focal length of the eyepiece by the focal =
*ratio* of the telescope........
Jim ..... :-)
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Jim Bartolini nytgems@No-Spam
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----- Original Message -----
From: Greg LaFlamme
To: sf-bay-tac@No-Spam
Sent: Wednesday, August 27, 2008 4:38 PM
Subject: [TAC] Re: 58mm Plossl question
to calculate the exit pupil of your own eyepieces/scope simply divide =
the FL
of your eyepiece by the FL of you telescope.
GML
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Aug 25, 2008: TAC Web Page Updated http://observers.org/TAC.cgi/Announcements/
CalStar - Sept 25-27, BYO Party! http://www.sjaa.net/calstar/
TAC mailing list - join or leave here: http://seds.org/mailman/listinfo/sf-bay-tac
Received on Wed Aug 27 16:49:53 2008
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