Mamiya RB67 Pro SD User Manual page 24

12 Focusing and Focusing Knob Fixing
.
Focusing
When the shutter is cocked, the mirror is
cocked simultaneously, and an image is visible
on the ground glass focusing screen. By turn-
ing either the left or right focusing knob, adjust
the focus and compose the picture.
Focusing knob fixing
After adjusting the focus, turn the focusing
knob fixing lever forward and clamp it to secure
the focusing mechanism.
Once secured deviations in focusing are
l
prevented-ideal for conditions of continuous
photo taking.
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