White Balance - HIKVISION MV-CA003-30GC User Manual

User Manual of Area Scan GigE Camera
Continuous mode: Adjusting Gain continuously according to the target image
brightness.
When setting single mode or continuous mode, Gain is limited by Auto Gain Lower
Limit and Auto Gain Upper Limit. Gain Range should only be set between Auto Gain
Lower Limit and Auto Gain Upper Limit.
Click Analog Control in the attribute list. Click Gain Auto. Select Gain Mode. Input
available parameter in the numeric field and finish setting, as shown in Figure 3-37.
Figure 3-37 Gain Control
The noise increases when Gain increases. Auto exposure and Auto Gain are mutually
restricted. When the image is dark, the camera will firstly increase the exposure time.
Secondly, the camera starts to adjust Gain Value when the exposure time turns to the
maximum. When the image is bright, the camera will firstly decrease Gain Value.
Secondly, it starts to adjust the exposure time when Gain Value turns to the minimum.

3.9.3 White balance

The camera supports the white balance. The white balance refers to the camera color
adjustment depending on different light sources. Adjust the Gain Value of the image's
R channel and B channel to keep white regions white under different color
temperatures. Ideally, the proportion of R channel, G channel and B channel in the
white region is 1:1:1.
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