Isco-Gottingen Tele-Westanar 135mm f/3.5

The Isco-Gottingen Tele-Westanar 135mm f/3.5 is a high-quality camera glass that can be used with full-frame cameras. It is a manual focus photographic lens that provides excellent resolution. The lens has a beautiful bokeh, thanks to its 15 aperture blades. The lens elements are well-coated, which helps to reduce glare and improve image quality. The build quality is excellent, and the lens is lightweight, weighing only 300 grams. The lens has a 49mm filter diameter, which is a standard size for filters. However, if you want to use a larger filter, you can use a step-up ring. The lens is 90mm long, which may require some consideration when carrying it in your camera bag. Overall, the Isco-Gottingen Tele-Westanar 135mm f/3.5 is a great option for photographers who want a high-quality lens with excellent optics and build quality.

Optical design

Has 15 aperture blades, this lens has a beautiful bokeh. Average brightness in this league

Physical characteristics

With a lens filter diameter of 49 mm commonly filter size, offers a wide range of filter options. 90 mm long, requires consideration if you want to carry in the camera bag. Weights 300 grams so consider putting to your camera bag.