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Opticallimits > Forums > Just Talk > Old lens amateurs watch our for radioactive lenses

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Old lens amateurs watch our for radioactive lenses
toni-a Offline
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#3
10-28-2016, 11:31 AM
Quote:Thorium oxide is not replaced by fluorite. 

 

And you do not have to watch out when you do have a lens with a radioactive element either, in normal usage they pose no extra risk.
Whatever, you can use it, I won't Smile
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Old lens amateurs watch our for radioactive lenses - by toni-a - 10-28-2016, 11:31 AM

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