why micro focus adjustment ?

Started Feb 25, 2013 | Questions thread
OP Chimere Senior Member • Posts: 1,579
You asked, I believe...

I would expect that WA lenses may have a larger distortion of the focal plane.

Your response is quite disturbing. That means that practically all the Alfas without MA are at risk of noticable lower optical performance, when certain lenses are used, without calibration ?


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