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w
Web palette
A palette or color table containing red, green, and blue pixel colors that
is standard for images embedded in Web pages or .htm files. It
consists of 216 entries of all combinations of the values 0, 51, 102,
153, 204, and 255.
WIA
Windows Imaging Application. The method Word uses to bring
scanned images into an open Word document. Similar to TWAIN.
width
The horizontal dimension of your scan as it is sent to its destination.
Windows bitmap
A bitmapped file format for pictures, supported by most Windows
programs. Windows bitmap files support 1-, 4-, 16-, 24-, and 32-bit
color. Windows bitmap files are saved with the filename extension
.bmp.
Windows metafile
A file format supporting 24-bit color used to store and exchange image
data between Windows-based programs. Windows metafiles are
saved with the filename extension .wmf.
x
XPA
See transparency adapter.
XPA light source
This XPA piece is a light that plugs into the scanner. It fits into the
positioning plate and provides backlighting in order to properly scan
transparent slide and negative images. (It may also be used as a light
box for viewing slides.)
y
z
zoom scan
The ability to enlarge, or magnify, the image in the Preview area so
that finer adjustments can be made to the image. This action does not
enlarge the picture that is saved, printed, copied to the clipboard, or
dragged into another program.