User's Guide

62 | NEC SPECTRAVIEW II - USER’S GUIDE
Prole – A le containing a description of the color characteristics of a device such as a monitor,
printer, or scanner.
Refresh Rate – The number of times the display screen is electronically scanned or “painted”
each second. Expressed in Hertz (Hz).
Saturation – An expression of the amount a color deviates from being achromatic (neutral in color,
such as gray). For example, red is a saturated color, while pink is less saturated, and white has no
saturation.
SECAM – Sequentiel Couleur Avec Mémoire (Sequential Color with Memory). A standard for en-
coding video signals used mainly in France and Eastern Europe.
Soft Proof – Previewing on a display monitor what an image will actually look like when printed on
a particular printer.
Subtractive Primaries – Cyan, magenta, and yellow colors, such as dyes or inks that subtract
light reecting off objects giving the appearance of color. For example magenta ink subtracts
green light. When combined together, cyan, magenta, and yellow produce black.
Tone Response Curve – A graph representing the relationship between the input and output of a
system or device. In SpectraView, Tone Response Curves represent the relationship between the
intensity of a color within an application and the light intensity displayed on the monitor.
USB – Universal Serial Bus. A communication bus used to connect up to 127 devices such as
keyboards, mice, scanners, color sensors, etc.
Viewing Booth – (See Lightbox)
White point – Species the color of pure “white” on a display, usually as a Color Temperature ex-
pressed in Kelvin or as CIE xy chromaticity coordinates.