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milt
professor emeritus
   
Reged: 09/13/04
Posts: 551
Loc: Arizona
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Re: ED glass in binoculars
07/01/09 09:03 PM
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Quote:
From the notes of a world renowned lens designer....Roland Christen
Ed, nice summary. For those who want to read more from Roland I found this very helpful:
http://geogdata.csun.edu/~voltaire/roland/ed.html
-------------------- Clear skies, Milt
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