Video-Assist-System

10.3.4 White Balance (WB)

The IVS offers a choice for White Balance between

•an automatic control (AWB)

•fixed setting of indoor (IND)

•fixed setting for outdoor (OTD)

•and a full manual control of white balance (MAN).

White balance can be adjusted in two different ways. It is possible to control it using the keyboard on the IVS or using the on-screen control menu.

Using the Keyboard

Check all settings on the connected monitor.

•By pressing the WB key Ï ➪ photo, the setting will be changed from AWB, IND, OTD to MAN. The corresponding LED is lit. The next click on the WB key

Ïwill cause the MAN LED to blink.

•Now, it is possible to change the red and blue channel using the color-coded Ê, Ë, Í and Ì keys. The next click on the WB key Ï or waiting longer than 5 seconds without pressing any key will cause the MAN LED to be constantly on. Another click on the WB key

Ïwill lead back to AWB. An illuminated LED shows the selected mode.

•If automatic White Balance (AWB) is selected, the IVS will automatically set White Balance. For this no manual steps are necessary ➪ photo.

•If indoor (IND) is selected ➪ photo white balance is optimized for tungsten lighting with 3200 K.

•The outdoor (OTD) setting ➪ photo optimizes the white balance for daylight with 5600 K.

Note:

With the MAN LED constantly on, no color settings

 

can be made to avoid accidental handling.

Note:

Changing red, blue and gain does changing

 

green. The video signal is the addition of red,

 

green and blue and amplified by the gain.

 

Decreasing red and blue and lifted gain

 

increases green.

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