Watec WAT-233 User Manual page 11

○Video iris lens adjustment procedure
The procedure for adjusting the Video iris lens is as follows.
(1)Mount the Auto Iris
Lens
(2)OSD
Setting
(3)LEVEL Volume Setting
(4) Hunting
NG
(5) Lens Aperture Control
Speed Setting
NG
(6) LEVEL Volume
Position Check
OK
(7)Lens Aperture
Setting
(8) Adjustment
Completed
(1) Mount the Video iris lens to the WAT-233.
(2) Set the OSD settings as follows;
・Set "3.3 Shutter/Gain Settings (SHUTTER/AGC)" setting to AUTO.
・Set "3.3.1.1 Shutter Speed (SHUT)" setting to 1/60s.
・Set "3.3.1.2 Brightness Settings, High Luminance Side (BRIGHTNESS)" setting to 100IRE.
・Set "3.3.1.3 Low Luminance Side Exposure Control (MODE)" setting to OFF.
(3) Adjust the LEVEL volume of the video iris lens in the actual imaging environment.
Turn the LEVEL volume slowly from the fully open to the closing side.
(4) When hunting occurs in which the screen continually brightens or darkens during the LEVEL volume
adjustment proceed to step(5). When you get the image properly please proceed to step(6).
OK (5) When hunting occurs, the control speed of the lens aperture might be too fast, reduce
the set value of "3.2.2 Auto Iris Lens Speed Control (SPEED)" until hunting stops.
(6) Check the LEVEL volume is at the proper position. When the LEVEL volume is set to the position
that makes the screen slightly brighter when switching the setting of "3.3.1.3 Low Luminance Side
Exposure Control (MODE)" from OFF to AGC. When the adjustment can be made properly,
proceed to step (7) (*Do not change the position of the LEVEL volume after Step(6).
Lens might not operate properly.) Even if it is set to AGC, the screen does not become bright,
or the screen becomes too bright, LEVEL volume may not be adjusted to the proper position.
Go back to step 2 and adjust the LEVEL volume again.
(7) Adjust the lens aperture. Adjust the lens aperture with "3.3.1.2 Brightness Setting (BRIGHTNESS)"
While checking the monitor, adjust "3.3.1.2 Brightness Setting (BRIGHTNESS)" to have the optimum
brightness image.
(8) The adjustment is completed. Save the setting.
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