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Sony A7R II
Sony FE 24-70mm f/2.8 GM

Aperture Series @70mm: Two Redwoods

Depth of field becomes more limited at 70mm, so characteristics such as foreground and background blur quality become potentially more of an issue, as well as secondary color aberrations. As well, the high performance seen at the 24mm end make one wonder if the 70mm end might be the weaker end of the zoom range?

Two redwoods

Adobe Camera Raw 9.5 (585). View ACR Settings. Camera Profile = Adobe Standard. Chromatic aberration is corrected via an embedded profile, enforced by ACR. Aperture f/9 and f/13 were sharpened to counteract diffraction.

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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.

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Aperture series 2.8,4.5,6.3,9,13 available in full article

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