Setting The Focus Mode - Canon RF 500mm F1.8 STM Instructions Manual

3. Setting the Focus Mode

Focus mode switch
Focusing ring
To shoot in autofocus (AF) mode, set the focus
mode switch to AF.
To use only manual focusing (MF), set the focus
mode switch to MF, and focus by turning the
focusing ring.
z Be sure to update the camera's firmware so it is
compatible with this lens.
z The range-finding area with the camera* after
updating the firmware is an area of the image
plane of approx. 40% horizontal x approx. 60%
vertical.
This remains constant even if an extender is
attached.
Quickly turning the focusing ring may result in
z
delayed focus.
* As of March 2020: EOS R, EOS Ra, EOS RP
The lens' focusing ring is electronic.
z
When AF operation is set to [ONE SHOT],
z
manual focus is possible after autofocusing
has been completed by continuing to press the
shutter button halfway. (Full-time manual focus)
However, the camera settings need to be
changed. Please refer to the camera's
instructions for details.
ENG-9