Epson PowerLite 5000, Руководство пользователя

Страница: 115 / 120

Brightness.
The balance of light and dark shades in an image.
Composite video.
A type of video signal that encodes picture,
luminance, and synchronization information so it can be carried in one
signal.
Contrast.
A measure of the tonal differences between the highlights
and shadows of an image. In a high-contrast image, light areas are very
bright and dark areas are very dark, with relatively few levels of gray
between white and black. Contrast is decreased by adding grays.
NTSC. A 525-line video broadcast format developed by the National
Television Standards Committee. NTSC is widely used in North
America, Mexico, and Japan.
PAL (Phase Alternation by Line). A 625-line video broadcast format
used in Western Europe, India, China, Australia, New Zealand, and
parts of Africa.