Archived posting to the Leica Users Group, 2000/07/25

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Subject: Re: [Leica] Leica or B+W Filters
From: "Craig Roberts" <croberts@zoomtel.com>
Date: Tue, 25 Jul 2000 11:55:08 -0400
References: <01BFF5A2.C3800F80@user-2ive2on.dialup.mindspring.com> <397DB0E1.5DF73C96@earthlink.net>

"B+W coatings are, according to the B+W catalog I have here, about 1/4
wavelength (and a chart isshown showing the wavelength in the 400nm - 700nm
range)." - Shel



Geez!!..."nm" is the abbreviation for "nautical mile".  No matter what B+W
claims, it seems to me that 400 to 700 nautical miles is a pretty darned
thick coating!

Craig
(you'll be sorry if you drive in) Boston

Replies: Reply from john <bosjohn@mediaone.net> (Re: [Leica] Leica or B+W Filters)
In reply to: Message from Austin Franklin <austin@darkroom.com> (RE: [Leica] Leica or B+W Filters)
Message from Shel Belinkoff <belinkoff@earthlink.net> (Re: [Leica] Leica or B+W Filters)