Epson Expression 636 User Manual - TWAIN 32 - Page 118

ESC/I, Exposure, File Format, Gamma, Gray Balance, Grayscale, Halftone

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EPSF Encapsulated PostScript File. An industry-standard file format supported by most applications. ESC/I Abbreviation for EPSON Standard Code for Image scanners. A system of commands to control image scanners with software. ESC/P Abbreviation for EPSON Standard Code for Printers. A system of commands to control printers with software. Exposure An EPSON TWAIN option that sets the intensity of light in an image. File Format The manner in which a graphic image is stored on the disk. Gamma An EPSON TWAIN option that sets the gradation between highlights and shadows in an image. Gray Balance An EPSON TWAIN option that lets you adjust the grayness of any area of an image. You can remove color casts and discoloration to make the grays in an image more neutral. Grayscale The measure of grayness of any area of an image. When an image is scanned, the gray level of each pixel is determined. Halftone An image type which simulates grayscale by varying the sizes of the dots printed. Halftoning A process of converting continuous tones into digital data so that the output data simulates the tones. 4 Term Glossary

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4
Term Glossary
EPSF
Encapsulated PostScript File. An industry-standard file format
supported by most applications.
ESC/I
Abbreviation for EPSON Standard Code for Image scanners. A
system of commands to control image scanners with software.
ESC/P
Abbreviation for EPSON Standard Code for Printers. A system
of commands to control printers with software.
Exposure
An EPSON TWAIN option that sets the intensity of light in an
image.
File Format
The manner in which a graphic image is stored on the disk.
Gamma
An EPSON TWAIN option that sets the gradation between
highlights and shadows in an image.
Gray Balance
An EPSON TWAIN option that lets you adjust the grayness of
any area of an image. You can remove color casts and
discoloration to make the grays in an image more neutral.
Grayscale
The measure of grayness of any area of an image. When an
image is scanned, the gray level of each pixel is determined.
Halftone
An image type which simulates grayscale by varying the sizes of
the dots printed.
Halftoning
A process of converting continuous tones into digital data so
that the output data simulates the tones.