8 gamma, 9 filter color, 10 extract color – Levenhuk C800 NG Digital Camera, USB 2.0 User Manual
Page 75: Gamma, Filter color, Extract color
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11.2.8
Gamma•••
Gamma
measures the brightness of midtone values produced by a device (often a
monitor). A higher gamma value yields an overall darker image.
Preview
: Check this button to display the real-time effects when one changes the
slider bar’s position.
Gamma
: Dragging the slider bar to the left decreases the level, while moving it to the
right increases the level. Values can range from
0
to
3.0
.
11.2.9
Filter Color•••
Choose
Filter Color
command to filter a special color channel from a color image.
select either
Red
, or
Green,
or
Blue
color to filter. For every pixel, if select
Red
color
to filter, only information about the red channel will be discarded, and
Green
and
Blue
information will remain.
See
Extract Color•••
for another color operation.
11.2.10 Extract Color•••
Choose
Extract Color•••
command to extract a special color channel from a color
image. Choose either
Red
or
Green,
or
Blue
color to extract.