Tamron IP3D02 User Manual page 7

Side Panel Description
Auto IRIS Lens Socket
Connect to DC drive auto IRIS lens. When user switches to different lens, please check the
pin definition first.
DC Level Adjustment
DC Level adjustment knob is used to adjust the aperture size of the level; to + (clockwise)
direction to adjust the aperture becomes large, to – (counterclockwise) direction to adjust the
aperture becomes small. The adjustment needs 2-3 seconds to take effective, so please wait
for aperture stable until next adjustment.
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