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16
Figure 4-7 Exposure
Table 4-4 Description of exposure parameters
Parameter Description
Anti-flicker
You can select
50Hz
,
60Hz
, or
Outdoor
from the list.
●
50Hz
: The system adjusts the exposure according to ambient light
automatically to ensure that stripes do not appear.
●
60Hz
: The system adjusts the exposure according to ambient light
automatically to ensure that stripes do not appear.
●
Outdoor
: If you select
Outdoor
, the exposure mode can be set to
Gain
Priority
,
Shutter Priority
and
Iris Priority
. Different devices support
different exposure modes.
Mode
Set the exposure modes. You can select
Auto
,
Manual
,
Iris Priority
,
Shutter
Priority
and
Gain Priority
. The
Auto
mode is selected by default.
●
Auto
: Exposure is automatically adjusted according to scene brightness if
the overall brightness of images is in the normal exposure range.
●
Manual
: You can adjust the
Gain
,
Shutter
, and
Iris
value manually.
●
Iris Priority
: You can set the iris to a fixed value, and the Camera will adjust
the shutter value. If the image brightness is not high enough and the
shutter value has reached its upper or lower limit, the system adjusts gain
value automatically to ensure the image is at an ideal brightness.
●
Shutter Priority
: You can customize the shutter range. The Camera
automatically adjusts the aperture and gain according to the scene
brightness.
●
Gain Priority
: Gain value and exposure compensation value can be
adjusted manually.
Gain
If you select
Gain Priority
or
Manual
, you can set gain range to automatically
increase the gain of the device when the illumination is low, thus obtaining a
clear image.
Shutter
Set the effective exposure time. The smaller the value, the shorter the exposure
time.
Shutter range
If you select
Shutter Priority
or
Manual
, and select
Shutter
as
Custom
, you
can set the shutter range in ms unit
。
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