This document has been prepared independently of Sony. It is based on my own findings having used the camera and tested various exposure levels and methods. Part 2 which explains how to use LUT’s to correct the footage in the edit suite or post production is here: http://www.xdcam-user.com/2014/10/using-s-log2-from-the-a7s-in-post-production/ If you find this useful please consider buying … Continue reading Exposing and Using S-Log2 on the Sony A7s (or any other Alpha camera). Part One: Gamma and Exposure.