Thread: Radioactive optical glass?
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Old 10-09-2013, 12:27 AM
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Steffen
Ebotec Alpeht Sicamb

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Join Date: Feb 2010
Location: Toongabbie, NSW
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Radioactive optical glass?
On the use of thorium oxide in camera lenses and eyepieces:

http://camerapedia.wikia.com/wiki/Radioactive_lenses

Who's got a Geiger counter?

Cheers
Steffen.
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