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BLC ON/OFF
ON Position = automatic backlight compensation active
PFF Position = automatic backlight compensation inactive
10. Determine Control Signal
Use the “control signal selection switch” (2) to set the required objective control sig-
nal to be used by the camera.
VIDEO Position
Put the “control signal selection switch” (2) in the VIDEO position when your auto iris
objective requires a video control signal.
DC Position
Put the “control signal selection switch” (2) in the VIDEO position when your auto iris
objective requires a DC control signal.
☞
An auto iris objective is contained in the delivery. This objective
requires a DC control signal.
Ensure that the “control signal selection switch” (2) is in the DC
position..
11. Set DC Lens Value
The “DC lens setting switch” (1) can be used to adjust the lens of an auto iris objec-
tive. For auto iris objectives with video signal control, this setting is performed at the
objective
Take care to adjust this slider slowly to avoid damage to the
device.
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