EXCERPT page containing first few paragraphs. 2017-06-24 20:45:34
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This series at close range with magnification of about 1:10 shows the performance and behavior of the Sony FE 100mm f/2.8 STF GM through its aperture range.
Outside lighting was heavy overcast and rainy late in the day, window light. There was no perceptible change in the nature of the lighting across the aperture series. The lens was focused once, manually, at f/2.8.
The A7R II records f/5.6 for f/2.8, f/6.3 for f/4, and f/7.1 for f/5.6, which is very confusing post-shot; one has to interpret in reverse to determine what was used.
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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.
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- 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.
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- 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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