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Sony Alpha A1

Bird Eye AF: Turkey and Chicken

This page looks at bird Eye AF of the Sony A1 using AF-C focusing handheld in the outdoors, with a turkey and a chicken at relatively close distance. Sorry, no turduckens.

Western Bluebird

AF accuracy: perfect

All 5 frames nailed with Bird Eye AF on the Western Bluebird perched on my newly-planted bare-root Apple tree. Even better, the entire bird is in sharp focus every time.

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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 about 75 cents a day!

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 bb1,bb2,bb3,bb4,bb5 available in full article
f4 @ 1/500 sec IS=on EyeAF=Bird, ISO 800; 2021-03-23 18:53:13
Sony A1 + Sony FE 600mm f/4 GM OSS
RAW: LACA corrected, push 1 stops, +40 Whites, +30 Dehaze, +10 Clarity, Chroma NR {5}, USM {8,50,0}
western bluebird Sialia mexicana

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