Canon EOS R5 C VR Creator Kit with RF 5.2mm f/2.8 Dual Fisheye Lens - Manual (Page 650)

Viewfinder Brightness
1.
Select [ : Viewfinder brightness].
2.
Turn the < > dial and select either [Auto] or [Manual].
Auto
Press < >. Check the effect in the viewfinder.
Manual
Turn the < > dial to adjust viewfinder brightness, then press < >.
Check the effect in the viewfinder.
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