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Leica 28mm f/2.8 C-Biogon

Examples: Zeiss 28mm f/2.8 C-Biogon (Beach, NEX-7)

Examples on this page were shot with the Zeiss ZM 28mm f/2.8 Biogon, a very fine lens, which produces some very nice imagery. Still, it produces some very nice imagery. But the 28/2.8 C-Biogon a has ray angle of 35.4°, which degrades its performance here on the Sony NEX-7.

Click images to see larger versions.

Technical

RAW processing was done in Adobe Camera RAW. Except as noted, minimal processing was done: exposure compensation and white balance to taste.

The notation ~ means “best guess from memory”, e.g., ~f/4; the NEX-7 cannot know or record the actual aperture used.

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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.

~f/5.6 @ 1/1000 sec handheld, ISO 1600 +1.55 stop push
Sony NEX-7 + Novoflex lens adapter + Zeiss ZM 28mm f/2.8 Biogon

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