THORLABS DCU223x Operation Manual And Sdk page 110

DCx Cameras
3.4.2.7.9 AWB (Automatic White Balance)
On this tab, you can set parameters for automatically adjusting the white balance of your DCx camera (see also
Automatic image control
Note
This tab is only available if a color camera is opened in the uc480 Viewer.
To carry out white balancing,
balancing either manually with the RGB gain control or by using the "Auto White Balance (AWB)" function.
Image white balance
Drop down list for AWB mode
o Off
The automatic white balance is disabled.
o Auto (Gray World)
If this option is enabled, the RGB gains are so controlled that the three colors have the same average.
o Auto (Kelvin)
If this option is enabled, the RGB gains are controlled by predefined color temperatures.
Drop down list for color spaces
This drop down list is only available if AWB mode "Auto (Kelvin)" is selected. Here, you can select the color
space e.g. sRGB D50 or CIE RGB E.
Run once
The control is switched off automatically if the specified target value is reached or nearly reached, and the set
value does not change after three measurements.
Use sensor's auto features
This option enables on some sensors the internal white balance.
Red offset/Blue offset
Shifts the respective color intensity relative to green
Example: If the Gray World algorithm controls to an average value of 65 and a blue offset is set of -40, the blue
gain so is adjusted that blue has an average value of 25.
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aim the camera at a surface of a uniform gray color. You can perform white
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