Archived posting to the Leica Users Group, 1998/01/31

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Subject: Re: [Leica] Coatings, Again
From: TEAShea@aol.com
Date: Sat, 31 Jan 1998 11:05:06 EST
 
In a message dated 98-01-31 10:37:40 EST, you write:

<< Well, modern coatings are still based on MgF;  the difference is in the
 coating method. >>

I don't know aobut Leica, but Canon uses over a dozen different chemicals in
different compbinations for different elements.  MgF is one of them.
Different chemicals have different properties.

Tom Shea