Very clean lens with 100% clear optics

Only aperture of f3.5 available - could be a simple fix...

Description:

The Carl Zeiss Jena MC S Jena 135mm f/3.5 Portrait Lens is a high-quality lens designed for portrait photography.

With a manual focus type and a maximum aperture of f/3.5, this lens provides sharp images with a beautiful bokeh effect.

It is compatible with Praktica, Zeiss, and Pentax cameras, and has a 49mm front lens and mount.

This lens is perfect for capturing stunning portraits with its focal length of 135mm, making it a valuable addition to any photographer's kit.