EXCERPT page containing first few paragraphs. 2017-04-30 11:48:44
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This series at close range 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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Since 2009, Diglloyd Guide to Mirrorless covers mirrorless cameras and lenses. Includes interchangeable lens camera systems (Sony, Fujifilm, Olympus, etc) as well as fixed-lens cameras (Sony, Sigma, Ricoh, etc).
In addition to the manufacturer-brand lenses, lens coverage includes 3rd-party lens lines like Zeiss Touit, Zeiss Loxia and Zeiss Batis.
It includes hundreds of pages of exclusive coverage and high resolution, Retina-grade examples for the new mirrorless camera systems from Sony, Fujifilm, Olympus, Sigma, Ricoh and more. Also included are operational concerns, like shutter vibration or other camera behaviors. This publication will play a decisive role in your selection and use of mirrorless cameras and lenses.