I have a K1..

Started Aug 19, 2019 | Questions thread
Joseph Tainter Forum Pro • Posts: 11,363
Re: I have a K1..

The 45 degree test doesn't work for wide angle lenses.

I put a test target on a wall, then shoot varying the correction from +3 to -3, and further if needed. I look at the images onscreen, center and all corners and sides, and enlarged to 100%.

Joe

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