We have seen here and here that the Sony a7RII running firmware 3.30 spatially filters raw images prior to writing them to the flash card at shutter speeds slower than 3.2 seconds. There has been an Internet report that some Nikons did something similar, but that they could be tricked into not doing it by… [Read More]
Archives for November 30, 2016
Sony a7RII in-camera lowpass raw filtering with FW 3.30
Yesterday, I reported that the Sony a7RII with firmware 3.30 performs low-pass spatial filtering at base ISO for exposures longer than 3.2 seconds. Today, I’m going to look at some other ISO settings. What I will show is spectral analyses of the raw red channel of exposures of the back of the body cap. Shutter mode… [Read More]