Archived posting to the Leica Users Group, 1999/08/03

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Subject: [Leica] Re: Radioactive lenses
From: Bert <mr.bass@planet.nl>
Date: Tue, 03 Aug 1999 17:58:32 +0200

At 00:01 2-8-99 -0700, you wrote:

>If radioactive thorium oxide was not used in the early Summicrons, how do
you 
>explain the positive readings obtained with a Geiger counter?

Are you sure they didn't measure background radiation?

Bert K.
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Unlike in sex, bigger isn't always better