Archived posting to the Leica Users Group, 1999/01/08
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]At 08:45 PM 1999-01-08 +0100, Raimo Korhonen wrote: >How exact the copy? Did they have access to the original calculations? Yes. They could well have used the original patents to obtain the exact specifications. Or, for that matter, they may have just disassembled a lens and worked it out for themselves: the Germans had sent the Japanese a bunch of optical glass during the War by submarine, and I suspect they had the right mixes on hand. Marc msmall@roanoke.infi.net FAX: +540/343-7315 Cha robh bas fir gun ghras fir!