168 THE HASSELBLAD MANUAL
Figure 9-6 CFi, CFE, and CB lens controls. (1) external and internal bayonet mount, (2) shutter
speed ring, (3) warning mark, (4) shutter speed scale, (5) manual stop down control, (6)
fl ash terminal with lock, (7) focusing ring, (8) lens bayonet plate, (9) EV scale, (10) aperture/
shutter speed interlock, (11) aperture ring and scale, (12) depth-of-fi eld scale, (13) index, (14)
infrared focusing index, and (15) distance scale.
Figure 9-7 Operating CF/CB lens controls. (1) To close the aperture down manually, slide the
knob in the direction of the arrow until it clicks into position. (2) To return the aperture to
the fully open position, press the lower part of the control. (3) To attach a fl ash cord, press
the locking button. When the button is released, the cord will be locked in the fl ash socket. To
remove the cord, press the lock button again.