User manual
Day/Night High-definition Dome Camera·User Manual 
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3.2 LENS Setting 
After moving the cursor to LENS, set the menu button up/down to 
select MANUAL or AUTO. 
  Selecting MANUAL mode, you have to adjust the LENS IRIS 
manually. 
  Selecting AUTO mode, press the button to enter the AUTO IRIS 
submenu. 
AUTO IRIS
TYPE DC
MODE AUTO
SPEED - - - | - - - 080
RETURN8 
Figure 3-2 AUTO IRIS 
AUTO IRIS function can automatically open and closes the iris in 
response to changing light conditions. 
TYPE 
The type is DC. 
MODE 
Choose the iris mode. AUTO, OPEN and 
CLOSE are selectable 
SPEED 
Adjust the auto iris speed. The higher the 
number, the faster the auto iris. The value 
ranges from 0 to 255. 










