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Digital Projection M-Vision 930 Series
Reference Guide
APPENDIX F: GLOSSARY OF TERMS
Rev C February 2015
Primary colors
Three colors any two of which cannot be mixed to produce the third. In additive color television systems the primary colors are red, green and
blue.
Progressive scanning
A method of updating the image in which the lines of each
frame
are drawn in a sequence, without
interlacing
.
Pulldown
The process of converting a 24 fps film footage to a video
frame rate
(25 fps for
PAL
/
SECAM
, 30 fps for
NTSC
) by adding extra
frames
. DP
projectors automatically carry out reverse pulldown whenever possible.
Resolution
The number of
pixels
in an image, usually represented by the number of pixels per line and the number of lines (for example, 1920 x 1200).
RGB (Red, Green and Blue)
An uncompressed
Component Video
standard.
Saturation
The amount of color in an image.
Scope
An
aspect ratio
of 2.35:1.
SDTV (Standard Definition Television)
An
interlaced
television system with a lower
resolution
than
HDTV
. For
PAL
and
SECAM
signals, the resolution is 576i; for
NTSC
it is 480i.
SECAM (Sequential Color with Memory)
The television system used in France, Russia and some other countries - 625 lines transmitted at 50
interlaced
fields
per second.
Notes
