EXCERPT page containing first few paragraphs. 2023-02-08 02:26:02
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See also same scene with the 28mm f/2 Summicron-M ASPH. The 28/2.8 Elmarit-M ASPH does not focus quite as closely as the 28/2, so its image on this scene is slightly reduced in size.
This page evaluates focus shift at minimum object distance (MOD).
For more on focus shift, see Making Sharp Images.
Evaluation at MOD
Image focused at f/2.8, then the series was shot.
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Diglloyd Guide to LEICA contains in-depth coverage of Leica M system cameras and lenses, with additional coverage of Leica M Monochrom, Leica Q.
Special emphasis is placed on Leica M lenses and certain Zeiss ZM lenses.
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- Aperture series from wide open through stopped down, showing the full range of lens performance and bokeh.
- Optical quality analysis of field curvature, focus shift, sharpness, flare, distortion, and performance in the field.
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