LEICA Lens Serial Numbers. Leica made lens number 1,000,000, a 50mm f/1.5. Recover My Files 3.94 more. When Leica does this, you will find serial numbers disconnected from the normal. From Leica Wiki (English). 50mm f/2 Summicron-R I Serial Numbers. SN Start SN End Product Year. 50mm f/2 Summicron-R: 1975: 2000 TOTAL. Autoturn Keygen there. Seeland Watch Serial Number.

This Japanese site has pictures of both collapsible Summicron (SOOIC) variants: They are detailed enough to distinguish between the early, radioactive variant and the later version, even without serial numbers (or a Geiger counter!). The 'Summitar *' (which does indeed bear this model name on the front of the lens) is also shown (described here as a 'Prototype Summicron'), and there's a group picture of both LTM SOOICs, the SOOIC-M and the rigid SOMNI for comparison.