EXCERPT page containing first few paragraphs. 2022-08-17 20:46:13
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These images shot with the Coastal Optics 60mm f/4 UV-VIS-IR APO Macro. It is the best corrected lens available for color, as of 2015, having no color aberration at all. Hence it makes an outstanding lens for night shots with out-of-focus blurs, since color purity is absolute.
The goal here was not to show off the superlative performance of the Coastal 60/4, though that is a welcome side effect. Rather, the 60/4 was used to eliminate color aberrations and to deliver very high sharpness so as to allow the Sony A7R II to shine at its best: how does its image quality hold up for night-time exposures under artificial lighting, particularly lighting that is spectrally gappy and unbalanced?
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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.
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- 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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