EXCERPT page containing first few paragraphs. 2023-03-25 05:27:25
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Aperture Series: Small Erratic Supporting Large Erratic (A7R II)
Prototype pre-production lens used with lens coatings less good than in the production version (color shifts to cyan in the corners).
This scene lays bare the depth of field behavior of the Zeiss Loxia 21mm f/2.8 Distagon in the outer zones of the frame, showing the peripheral forward focus shift that come with stopping down as the field curvature changes with aperture.
A7R II settings: Shading Comp = Off, Chro Aber Comp = Auto, Distortion Comp = Off.
Small Erratic Supporting Large Erratic
Adobe Camera Raw 9.2 (486). ACR settings. Camera Profile = Camera Standard. All lens corrections off.
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Diglloyd Guide to Mirrorless is by yearly subscription. Subscribe now for about 25 cents a day ($90/year).
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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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