Picture 77: Exposure Control Slider - Image Access WideTEK 42 Manual Manual

The Exposure control sets the threshold value for the black cut function or for the auto
exposure function.
Fixed
Black Cut
Value range from 0 (zero) to 100.
Auto
Value range from 0 (zero) to 100.
The Gamma slider does the gamma correction directly inside the camera electronics.
Three typical settings (sRGB, Windows & SGI and Mac OS) are available through the
check boxes directly below the slider.
The Color Gain drop down list changes the gain on a specific channel. This function is
used to eliminate any color shift or tints from the background.
Manual

Picture 77: Exposure control slider

Function disabled.
Sets the threshold for black. All pixel values found in the
image below the selected value are set to black.
Result: The image contrast is improved.
Sets the threshold for black and activates the automatic
exposure control.
These function searches the image for the highest and the
lowest pixel value. The highest pixel value is defined as
"white". Is the lowest pixel value higher than the threshold
it is defined as "black". Otherwise all values below the
threshold are defined as "black".
Result: Automatic contrast control and the image contrast
is improved.
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