Reviews and Problems with Leica Summicron-M 50mm f/2
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Value for money 4
Overall quality 9
Build quality 10
Leica Summicron-M 50mm f/2 - Review / Test Report
21 January 2010
Conclusion: Vignetting is fairly pronounced wide open. When 6-bit coded, the camera reduces vignetting considerably, however one should be aware of the drawbacks of this approach regarding noise. CAs are well under control, as is bokeh fringing.
Excerpt: Originally posted 2009-10-19 on Optyczne.pl Rangefinder optics hasn’t recently appeared on the main page of portals dealing with tests of photographic equipment. The reason for this was simple. Good tests of these lenses could only have been conducted on analogue cameras.
Cons: distinct coma,, large vignetting around the maximum aperture