Canon EOS 6D Mark II Mode D'emploi page 140

3 Correction of Lens Aberrations due to Optical CharacteristicsN
Distortion Correction
Diffraction Correction
138
Select [Distortion correction].
1
Select [Enable].
2
Check that [Correction data
available] is displayed for the
attached lens.
Select [Enable], then press <0>.
Take the picture.
3
The image will be recorded with the
distortion corrected.
Select [Diffraction correction].
1
Select [Enable].
2
Select [Enable], then press <0>.
Take the picture.
3
The image will be recorded with the
diffraction corrected.