Sony HDCAM HDW-730 Operation Manual page 156

To close the iris by 0.75 stop:
Turn the MENU knob clockwise as seen from the front of the
camera.
Two bars (sx) appear in the lower part to the left of the F number
in the iris indication.
To close the iris by 1 stop:
Turn the MENU knob further clockwise as seen from the front of the
camera.
4
Two bars (xx) appear in the lower part to the left of the F number
in the iris indication.
Opening the lens iris
Closing the lens iris
4-24
Chapter 4 Adjustments and Settings for Recording
Iris opened by 0.25 stop
Iris opened by 0.5 stop
Iris opened by 0.75 stop
Iris opened by 1 stop
Iris closed by 0.25 stop
Iris closed by 0.5 stop
Iris closed by 0.75 stop
Iris closed by 1 stop
Opening or closing the lens iris