Microtek 35t plus User Guide
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Microtek Scanner User's Guide (PC version)
1 The
Histogram
is a graphic representation of how all the pixels in an image are distributed across
brightness and darkness levels. The darkest pixels are at the left; the lightest pixels are at the
right.
right.
• A histogram skewed heavily to the left indicates that the image has many more dark pixels than
light.
• A histogram skewed heavily to the right will indicate a light image as it has more light pixels
than dark.
• The height of the histogram indicates the number of pixels at that point in the histogram.
2 The
Triangles
(indicators) below the histogram adjust the Shadow, Midtone, and Highlight
settings.
• The black (left) triangle controls the shadows. Moving this triangle to the right will emphasize
• The black (left) triangle controls the shadows. Moving this triangle to the right will emphasize
shadows and create a darker image.
• The gray (middle) triangle controls the midtones. Moving it to a value less than 1.0 will have the
effect of darkening the image. Moving it to a value greater than 1.0 will have the effect of
lightening the image.
lightening the image.
• The white (right) triangle controls the highlights. Moving this triangle to the left will emphasize
highlights and create a lighter image.
Note: The gray and white triangles will change in color if a color channel (not Master) is selected
in the Channel box.
in the Channel box.
The Shadows and Highlights screen
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