Archived posting to the Leica Users Group, 2002/02/28

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Subject: Re: [Leica] M7 and the Antireflection Coating on the VF
From: Dante Stella <>
Date: Thu, 28 Feb 2002 09:00:54 -0500

The Canon VI-L and P (1959) and the Hexar RF (2000) both have AR coating in
the VF windows and no RF flare.  Why is Leica just now adopting it?  I
thought it was the missing condenser that caused this problem.

> Steve LeHuray  wrote:
> I also wonder if this anti-reflection coating has already been
> installed from the factory on the late model M6TTLs. Because both
> M6TTLs that I bought last june do not have any flare. It would seem
> quite likely because if they have had the coating from a year ago on
> M7s that have been out in the field testing then it seems like a
> discovery they would have put on the M6s as well.
> ==================================================================
> Steve, 
> What you say makes sense to me. I haven't noticed flare, under normal
> use, regardless of where the light is coming from, in either of the
> M6TTLs (.58 and .72) that I bought new during the last 4 months. I can
> cause the RF patch to white out ONLY if I deliberately position my eye
> too far to the left or right of the viewfinder centre.
> Regards, 
> =====
> Ray
> "The trouble with resisting temptation is
> you never know when you'll get another chance!"
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Dante Stella

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