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Digital Video and HD
book

Digital Video and HD

by Charles Poynton
January 2003
Intermediate to advanced content levelIntermediate to advanced
736 pages
30h 54m
English
Morgan Kaufmann
Content preview from Digital Video and HD
Figure 21.7 CIE [x, y]
chart features
In Figure 21.7 in the margin, I sketch several features of
the [x, y] diagram. The important features lie on, or
below and to the left, of the liney= 1 -x.
When a narrowband (monochromatic) SPD comprising
power at
just
one wavelength is swept across the range
400 nm to 700 nm, it traces the inverted-U-shaped
spectral locus
in Ix, y] coordinates.
The sensation of purple cannot be produced by a single
wavelength; it requires a mixture of shortwave and
Iongwave light. The
line of purples
on a chromaticity
diagram joins
the chromaticity of extreme blue ...
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Publisher Resources

ISBN: 9781558607927