Epson Expression 800 User Manual - TWAIN 32 - Page 71

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Glossary Brightness The overall range, from light to dark, of an image. The brighter an image, the lighter it appears. CMYK Refers to cyan, magenta, yellow, and black, the basic colors used in printing to create all other colors. Document table The area of the scanner on which you place an item to be scanned. dpi (dpcm) Dots per inch (or dots per centimeter) refers to how many dots per square inch (or square centimeter) a printer can print or a monitor can display. This is the primary factor controlling resolution. Frame The dotted line that surrounds a selected area on the prescan area. Grayscale An image composed of varying shades of gray. lpi (lpcm) Lines per inch (or lines per centimeter) is a measure of resolution used by service bureaus and professional printers. Midtones The middle range of tones in an image, lighter than the shadows and darker than the highlights. Pixel A small point of light (on a monitor) or ink (on a printed image) that makes up the basic unit of the image. Glossary Page 71

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Glossary
Page 71
Glossary
Brightness
The overall range, from light to dark, of an image. The brighter an image,
the lighter it appears.
CMYK
Refers to
c
yan,
m
agenta,
y
ellow, and blac
k
, the basic colors used in
printing to create all other colors.
Document table
The area of the scanner on which you place an item to be scanned.
dpi (dpcm)
D
ots
p
er
i
nch (or
d
ots
p
er
c
enti
m
eter) refers to how many dots per
square inch (or square centimeter) a printer can print or a monitor can
display. This is the primary factor controlling resolution.
Frame
The dotted line that surrounds a selected area on the prescan area.
Grayscale
An image composed of varying shades of gray.
lpi (lpcm)
L
ines
p
er
i
nch (or
l
ines
p
er
c
entimeter) is a measure of resolution used
by service bureaus and professional printers
.
Midtones
The middle range of tones in an image, lighter than the shadows and
darker than the highlights.
Pixel
A small point of light (on a monitor) or ink (on a printed image) that makes
up the basic unit of the image.