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Operation Manual
45
Table 4-9 Description of exposure parameters
Parameter Description
Anti-flicker
You can select from 50 Hz, 60 Hz and Outdoor.
●
50 Hz: When the electric supply is 50 Hz, the system adjusts the
exposure according to ambient light automatically to ensure that
there is no stripe appears.
●
60 Hz: When the electric supply is 60 Hz, the system adjusts the
exposure according to ambient light automatically to ensure that
there is no stripe appears.
●
Outdoor: You can select any exposure mode as needed.
Mode
Device exposure modes.
●
Auto: Adjusts the image brightness according to the actual
condition automatically.
●
Gain Priority: When the exposure range is normal, the system
prefers the configured gain range when auto adjusting according
to the ambient lighting condition. If the image brightness is not
enough and the gain has reached upper or lower limit, the system
adjusts shutter value automatically to ensure the image at ideal
brightness. You can configure gain range to adjust gain level when
using gain priority mode.
●
Shutter priority: When the exposure range is normal, the system
prefers the configured shutter range when auto adjusting
according to the ambient lighting condition. If the image
brightness is not enough and the shutter value has reached upper
or lower limit, the system adjusts gain value automatically to
ensure the image at ideal brightness.
●
Iris priority: The iris value is set to a fixed value, and the device
adjusts shutter value then. If the image brightness is not enough
and the shutter value has reached upper or lower limit, the system
adjusts gain value automatically to ensure the image at ideal
brightness.
●
Manual: Configure gain and shutter value manually to adjust image
brightness.
When the
Anti-flicker
is set to
Outdoor
, you can select
Gain priority
or
Shutter priority
in the
Mode
list.
Exposure Comp
Sets the value, and it ranges from 0 to 50. The higher the value is, the
brighter the image will be.
Shutter
Set the effective exposure time. The smaller the value, the shorter the
exposure time will be.
Shutter range
When selecting
Shutter Priority
or
Manual
in
Mode
, and setting
Customized Range
in
Shutter
, you can set shutter range, and the unit
is ms.
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