Picture 34: Black Threshold Slider - Image Access Bookeye Color Operation Manual

The Image Sharpness
according to the local content of a given area.
The Exposure function sets the threshold value for the black cut function or for the auto
exposure function.

Picture 34: Black Threshold slider

Black Cut Sets the threshold for black. All pixel values found in the image below
the selected value are set to black.
0 (zero) to 100
Result: The image contrast is improved.
Auto Sets the threshold for black and activates the automatic exposure
control.
0 (zero) to 100
This 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.
Operation Manual
slider invokes an advanced algorithm which sharpens the image
No disables the exposure function.
When Black Cut or Auto is selected
an additional slider is displayed.
Page 43