22 Serial Numbers: Industar

A 1951 KMZ ( 51xx range) with perfect glass, no haze, and a buttery focus ring. These were made immediately after the Korean War, when the USSR had access to premium German optical grinding machines as war reparations. They are visibly sharper than late 1950s examples.

Because KMZ (Krasnogorsk Mechanical Factory) frequently updated its tracking methods, the placement and format of the serial numbers indicate specific time frames. Early Production Era (1948–1951) industar 22 serial numbers

The information provided in this article is based on available research and collector knowledge. Serial number ranges and production periods are approximate and subject to revision as new information becomes available. The author and publisher disclaim any responsibility for inaccuracies or omissions. A 1951 KMZ ( 51xx range) with perfect

For those interested in learning more about Industar 22 lenses and their serial numbers, the following resources are recommended: The author and publisher disclaim any responsibility for

Serial numbers are an essential part of any camera lens, as they provide a unique identifier that allows manufacturers to track production, warranty, and repair history. In the case of the Industar 22, serial numbers are particularly interesting due to the lens's long production run and the variations that exist.

KMZ introduced a 7-digit system incorporating a two-digit year prefix.