Archived posting to the Leica Users Group, 1997/11/04
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]At 06:10 AM 11/4/97 +0000, Dan Khong wrote: >I vaguely remember reading that some of the Leitz glass made contained >Thorium and this gave a yellow colouration to the elements years later. >You might be holding such a 50mm lens. However, the radioactivity is safe >and is unlikely to kill the owner. "... unlikely to kill the owner ... " I like those odds! Marc Marc James Small Cha Robh Bas Fir, Gun Ghras Fir! FAX: +540/343-7315