[Imaging Resource] Are your old lenses radioactive?

**RSSBot** · 6.05.13, 22:50

A radioactive Leica 50mm f/2 For nearly 30 years, camera producers were making lenses that were optically excellent but had a very curious side effect — they were notably radioactive. These so called "radioactive lenses" put off enough radiation that to this day (but don't worry, the levels are so low as to be near harmless). If you take a lens made between 1940 and 1970, crafted by luminaries such as Carl Zeiss, Kodak, Olympus, Voigtlander and more, and hold it up to a geiger counter, you'll get a...
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**Thomasso** · 6.05.13, 23:06

Standard i nic nowego... Olkowa 50 f/1.2 (OM) tez byla zdaje sie "radioaktywna", a przynajmniej jakas partia. Wszystko dzieki powlokom optycznym ktore cos tam radioaktywnego zawieraly, ale i tak jakies szczatkowe ilosci. Robienie z igly widlow

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