8. Autofocus measuring flash
The integrated AF
Notes:
•When the camera’s autofocus system is on, the electronic circuit will automatically activate the autofocus measuring flash whenever the prevailing light is insufficient for the exposure.
•The autofocus measuring flash cannot be activa- ted in every operating or autofocusing mode of the camera. It only supports focusing priority (one- shot AF: see camera’s operating instructions). Use of the autofocus measuring flash is not possible with shutter release priority (Al Servo AF).
AF red-light beam
Fig. 5: AF red-light beam
•The range of the autofocus measuring flash depends on the speed of the lens (maximum aperture)! With an f/1.8 standard lens of 50 mm focal length, the range is approx.
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