Do I need to calibrate autofocus?
![AF Microadjustment Values for ALL Canon cameras and lenses](https://reikanfocal.wpenginepowered.com/wp-content/uploads/2017/05/CanonAll-150x150.png)
We’re often asked whether there really is any point to calibrating your camera autofocus. Obviously we’re going to say a big, fat yes! otherwise FoCal wouldn’t exist, but I wanted to show a few charts to explain the sort of performance you’re likely to get “out the box”. When FoCal is used to calibrate or analyse a …