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with low contrast has many shades of gray and tends to look flat and
dull. Change contrast using the highlight, shadow, and midtone
settings.
This range determines the number of bits used for exposure
compensation, shadow detail, and black-and-white threshold
adjustment displays. The higher the bit depth, the finer the level of
control in adjusting these image manipulation functions.
To eliminate portions of an image from the final scan.
d
Predetermined settings in the scanning software that define levels on
your behalf. Default settings in the HP Precisionscan Pro software are
set for Output Type, Output Resolution, Color, Exposure, Black &
White Threshold, and Sharpen Level. You can override default
settings.
The ability of a material to absorb or transmit light. The greater the
density of a material or object, the more black it contains. This applies
to both black-and-white images and color images.
The process of removing an unwanted pattern, such as a moiré
pattern, that appears in a printed original so the pattern does not
appear in the scanned image.
The file, program, or hardware device where the scanned image will be
used. Examples include a printer, a Web page, or an e-mail program.
Software that the system uses to communicate with devices, such as a
display, printer, mouse, or scanner.
The number of pixels that a computer monitor can display both
horizontally and vertically. Screen resolutions are typically 640 x 480
(VGA), 800 x 600 (super VGA), or 1024 x 786.
The process of approximating pixel colors when reducing the color
depth of an image. Dithering can improve transitions between colors
when reducing a 24-bit image to 8-bit format.
For the purposes of this documentation, document refers to an original
item containing text or both text and images. It also means an original
item scanned using the automatic document feeder.
See dpi.
To press and click a mouse button twice in rapid succession.