source, for calculating all the other colors. The unit for measuring this ratio is in degree Kelvin (K).
Users can select one of the White Balance Control modes according to the operating environment. The
following table shows the color temperature of some light sources for reference.
Light Sources
Color Temperature in K
Cloudy Sky
6,000 to 8,000
Noon Sun and Clear Sky
6,500
Household Lighting
2,500 to 3,000
75-watt Bulb
2,820
Candle Flame
1,200 to 1,500
Auto Mode
In this mode, white balance works within its color temperature range and calculates the best-fit white
balance.
Indoor/outdoor Mode
Select for indoor or outdoor mode.
ATW Mode (Auto Tracing White Balance)
The Dome Camera takes out the signals in a screen in the range from 2000 K to 10000 K.
Manual Mode
In this mode, users can change the White Balance value manually via specifying R gain and B gain; the
range of R/B gain is from 0 to 255.
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