Archives for March 2016

While testing a group of medium tele lenses on tha Sony a7RII, I came up with a way to examine longitudinal chromatic aberration (LoCA). Then I noticed that the a7RII’s autofocus (AF) optimized the red raw plane with the Batis 85. That seemed strange. I tested the Sony/Zeiss (Zony) 35mm f/2.8 and the Sony 90mm… [Read More]