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Back to TOC Glossary 135
shadow
The darkest area of an image, usually reproduced as near black on the
computer screen or when printed. The range between highlight and
shadow determines the quality and color differentiation in the image.
sharpen
To enhance the detail in an image.
slide holder
This XPA piece holds slides for scanning. It is attached to the bottom of
the XPA light source.
slide light shield
This XPA piece blocks excess illumination and improves image quality
when scanning slides. Slide it into the slide holder after the chosen
slide(s).
Smart Friends
Smart Friends are tips that appear automatically to notify you of
potential problems. For example, if you are setting a very high
resolution but want to use e-mail to send the scanned image, a Smart
Friend would alert you that the file will probably be too large to send in
e-mail.
source
The program from which an image is retrieved for use in a document.
Programs that support TWAIN or the HP Scanjet Plug-in pull an image
from a source, such as the HP Precisionscan Pro software.
Speed Destinations
The list of destinations available when configuring the Scan To button
options in the HP Scanjet Controls control panel. This list of
destinations appears in place of the standard Scan To button options
and allows the settings for each available destination to be set from
one dialog box, rather than by selecting each destination separately
from a pull-down menu. Speed Destinations are available with some
scanner models.
spot color
A software function that finds large areas of color in a scanned image
and applies a uniform color to the area.
sRGB
An international color standard and the default color system used for
all HP peripherals, the World Wide Web, and most office software.
system palette
A palette or color table containing a Web palette plus more shades of
gray and the 16 VGA colors.
t
text
As it relates to scanning, text is saved in the following formats: plain
text, HTML, and RTF.
thresholding
The process of rendering all areas darker than a set value as black,
and all areas lighter than a set value as white. Useful when converting
grayscale images to black and white.