Set Brightness - HikRobot CA Series User Manual

Gain Mode
Continuous
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.
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.
CA/CE-Series GigE Area Scan Camera·User Manual
Parameter
Analog Control >
Gain Auto
Figure 10-16 Set Gain under Once or Continuous Mode
Parameter Value
Continuous
59
Principle
adjusting, it will switch to
Off Mode.
Adjust the gain continuously
according to the image
brightness.