Carl Zeiss Jena 50mm f1.8 Pancolar for M42 m42 adapter the instruction manual says that

the instruction manual says that "it is agreed by every photographer who owns one [

clean lens

A nice little wide angle lens in great shape

with smooth action and good glass

Carl Zeiss Jena 50mm f1.8 Pancolar for M42 m42 adapter the instruction manual says thatThe Carl Zeiss Jena 50mm f1. 8 Pancolar is a fast standard lens for M42 mount. This is the distinctive zebra model oif this lens, with all metal construction. Focusing is smooth, diaphragm is clean. Optics are fre of haze or fungus, but do show pronounced yellowing. You can get rid of this with some UV light exposure, but weve left it as it is in case youre into it. A classic lens in excellent condition.