HP Scanjet 7450c HP Scanjet 7400C Series Scanner Mac - (English) User Manual - Page 112

d, software are set for Output Type, Output Resolution, Color, Exposure - drivers

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112 control range 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. crop To eliminate portions of an image from the final scan. custom settings Saving settings allow users to save a set of settings used with one scanned image and reuse the settings with an image scanned in the future. d default settings Predetermined settings in the scanning software that define levels on the behalf of the user. Default settings in the HP PrecisionScan Pro software are set for Output Type, Output Resolution, Color, Exposure, Black & White Threshold, and Sharpen Level. Users can override default settings. density 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. Back to TOC descreen 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. destination 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. device driver Software that the system uses to communicate with devices, such as a display, printer, mouse, or scanner. display resolution 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. dithering 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. document 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. dots-per-inch See dpi.

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112
Back to TOC
control range
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.
crop
To eliminate portions of an image from the final scan.
custom settings
Saving settings allow users to save a set of settings used with one
scanned image and reuse the settings with an image scanned in the
future.
d
default settings
Predetermined settings in the scanning software that define levels on
the behalf of the user. Default settings in the HP PrecisionScan Pro
software are set for Output Type, Output Resolution, Color, Exposure,
Black & White Threshold, and Sharpen Level. Users can override
default settings.
density
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.
descreen
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.
destination
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.
device driver
Software that the system uses to communicate with devices, such as a
display, printer, mouse, or scanner.
display resolution
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.
dithering
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.
document
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.
dots-per-inch
See dpi.