What vintage lens is this?

Started 5 months ago | Discussions thread
bokesan
bokesan Regular Member • Posts: 334
Re: What vintage lens is this?
3

Aoi Usagi wrote:

Isco-Gottingen Westanar lens.

Can't tell the focal length or aperture. 135mm F3.5?

Correct. The 85mm and 150mm Westanars look different. Here it is:

Some more info: https://photobutmore.de/exakta/isco/

This is in German, but there are lots of photos of the lenses. According to this source, the silver versions were manufactured 1954/1955 (matte) and 1957 (glossy).

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