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Leica 75mm f/2 APO-Summicron-M ASPH

Distortion: 75/2 APO-Summicron-M ASPH

Distortion is moderate and typical for a 75mm lens: pinchusion distortion which makes the corners pinch upwards.

While this is a low level of distortion, it will show up in natural scenes with flat horizons, or on buildings, etc.

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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.

  • Make better images by learning how to get the best results right away.
  • Save money by choosing the right lens for your needs the first time, particularly the Summilux/Summicron/Elmarit choice and/or Zeiss ZM.
  • Make better images, a sort of “cheat sheet” saving yourself months or years of ad-hoc learning. Processing parameters are discussed and shown.
  • Jaw-dropping image quality found nowhere else utilizing Retina-grade images up to full camera resolution, plus large crops [past 2 years or so].
  • Real world examples with insights found nowhere else. Make sharper images just by understanding lens behavior you won’t read about elsewhere.
  • 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.

Want a preview? Click on any page below to see an excerpt as well as extensive blog coverage, for example on Leica.

Leica 75mm f/2 Summicron-M ASPH distortion: modest pincushion
Leica M9 + Leica 75/2 APO-Summicron-M

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