This is a Leica Leitz Wetzlar 50mm f/2.8 Elmar-M. This was the last version with the focus scale marked in feet and meters. The lens dates from 1964.
Catalog number ELMOM / 11112. This uses the E39 filter size.The glass has no separation, scratches or haze. "There is some obvious fungus". There is no oil on the blades. The lens barrel shows just the very slightest sign of any wear.
I give this lens a cosmetic 9+, but please be aware the fungus is evident. I do not change the value of the lens for any reason. The item "Leica Leitz Elmar M 50mm f/2.8 Made In Germany 1964 For M2 & M3 Cat No.11112" is in sale since Friday, December 3, 2021. This item is in the category "Cameras & Photo\Lenses & Filters\Lenses". The seller is "dscamera" and is located in North Hills, California. This item can be shipped worldwide.