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MC JUPITER 2/85 CCCP
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PostPosted: Fri Sep 16, 2011 11:29 am    Post subject: Reply with quote

I have black m39 slr mount version from 1969. It's sharp wide open, but not quite as sharp as Zuiko 85/2 or Helios-40 85/1.5 @ f/2.

Full test image:

100% center crop @ f/2

100% center crop @ f/2.8


PostPosted: Sun Sep 18, 2011 12:03 pm    Post subject: Reply with quote

You just step-down a bit and you get F2.2 that is already much sharper. Circular bokeh remains.


PostPosted: Sun Sep 18, 2011 12:05 pm    Post subject: Reply with quote

Outstanding Job !

thx a lot !