When the Gain is set as Once or Continuous, the gain should be within the range of Auto Gain
Lower Limit and Auto Gain Upper Limit, as shown below.
Figure 10-16 Set Gain under Once or Continuous Mode
When increasing the analog gain, the image noise will increase too, which will influence image
quality. If you want to increase image grayscale value, it is recommended to increase the camera’s
exposure time. If the exposure time reaches its upper limit, and at this point, you can increase
analog gain.
10.10 Set Brightness
The camera brightness refers to the brightness when the camera adjusts image under Once or
Continuous exposure mode, or Once or Continuous gain mode. You can set brightness as shown
below.
You should enable Once or Continuous exposure mode, or Once or Continuous gain mode first
before setting brightness.
Steps:
1. Click Analog Control > Brightness.
2. Set Brightness according to actual demand, and its range is from 0 to 255.
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