Imagery: Auto - Large Table of Contents

EXCERPT page containing first few paragraphs. 2019-05-19 16:56:13
UA_SEARCH_BOT_null @ 54.227.76.35

Zeiss Touit 32mm f/1.8 Planar

More than APS-C Coverage? (Sony A7R, Poppies)

Shot with the 36-megapixel full-frame Sony A7R.

The Zeiss Touit 32mm f/1.8 Planar is designed for cameras with an APS-C sensor. However, testing shows that the 32/1.8 projects an image circle of sufficient size to be useful for a notably larger field of view when used on a full frame camera like the Sony A7 or Sony A7R (well beyond its ostensible APS-C coverage).

Sensor coverage

This example at close range (right on top of the flower at the near focusing limit), but more distance focus shows similar results.

Shown below is the full frame as shot with inscribed lines for crops of 1.3X and APS-C (1.53X). Equivalent field of view (FOV) relative to hypothetical 32mm full frame:

Article continues for subscribers...

Diglloyd Guide to Mirrorless is by yearly subscription. Subscribe now for about 25 cents a day ($90/year).
BEST DEAL: get full access to ALL 8 PUBLICATIONS for only 68 cents a day ($249.95)!

Diglloyd Guide to Mirrorless offers comprehensive integrated coverage of most APS-C and full frame mirrorless cameras and lenses.

Special emphasis is placed on Sony full-frame, including Sony lenses and the high performance Zeiss Batis and Zeiss Loxia lenses plus Rokinon/Samyang and others. Fujifilm X, Olympus and Panasonic M4/3, Sigma dp Merrill and dp/sd Quattro are also covered in depth. Years in the making, it offers a wealth of material for choosing and using a mirrorless camera.

  • Make better images by learning how to get the best results right away. For example, the best way to set up your Sony camera.
  • Save money by choosing the right lens for your needs the first time, particularly with the numerous lenses available for Sony.
  • Make better images, a sort of “cheat sheet” saving yourself months or years of ad-hoc learning—best practices and how-to and 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.
  • 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 Sony.

Variants FF 36.1MP 7360 X 4912, 1.3X 21.4MP 5664 X 3776, APS-C 15.4MP 4800 X 3200 available in full article

diglloyd Inc. | FTC Disclosure | PRIVACY POLICY | Trademarks | Terms of Use
Contact | About Lloyd Chambers | Consulting | Photo Tours
RSS Feeds | Twitter
Copyright © 2019 diglloyd Inc, all rights reserved.