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Sony A7R IV

Examples: Dynamic Range, Practical Examples

This page looks at practical dynamic range—how good is image quality when aggressive contrast control is used, such as boosting shadows to the max and pulling down highlights?

Example: Early morning selfie in the shade, bright sky

This image required a +100 shadow boost and -100 highlights along with a +1.3 stop push, a tall order for any camera. The Sony A7R IV has handled it beautifully, with only a fine-grained noise developing in placese like my wool pants, which show some minor chroma noise.

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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.

Want a preview? Click on any page below to see an excerpt as well as extensive blog coverage, for example on Sony.

f8 @ 1/30 sec electronic shutter, ISO 100; 2019-10-10 09:06:50
Sony A7R IV + Sigma 14-24mm f/2.8 DG DN Art @ 14mm
ENV: Pine Creek Trail, altitude 7600 ft / 2316 m, 28°F / -2°C
RAW: Enhance Details, LACA corrected, push 1.3 stops, +100 Shadows, -100 Highlights, +33 Whites

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