For sale is a Carl Zeiss Jena Biotar 58mm f/2 lens M42 mount

• Made in Germany 
• M42 screw mount
• With a 10 blades aperture
• Q1 First Quality (Erste Qualität) marking
  
• Focal length: 58mm
• Aperture from f/2.0 to f/16
• With front and rear lens cap
  

Will fit SLR and DSLR cameras with the use of an appropriate adapter.

Condition: The focusing is smooth and precise.

The aperture moves nicely.

The lens optics show no scratches, haze or fungus.