EOSS.O.S

“When reviewing images on camera, autofocus points are normally shown as a square or group of squares, but not seen at all on other images?”
Patrick Johns, Whitchurch

Autofocus (AF) frames are shown when two conditions are met, the AF points are set to be shown in playback, and one or more of the AF points was in focus when the picture was captured. This can be when the focus lock occurred for One Shot AF. With Servo AF it is possible that the camera didn’t think it had achieved focus, so no AF point is displayed. Also if you use back button AF, it’s essential to be pressing the back button while the