Carl Zeiss Jena MC Flektogon  35mm f2.4

Wide Angle Prime Lens, M42 mount.

Serial number 93663. Made in Germany, DDR

Excellent condition. Some little traces of use.
Focus ring is nice and smooth.
Aperture blades are snappy at all settings.
There is no oil or rust on aperture blades.

Optic is great. No fungus, no haze, no cleaning marks. 
Filter thread is intact and accepts filters properly.

Lens comes with original box, front and rear caps. 

Please check images for more details.