Digital Projection Ltd. E-Vision Laser 13000 WU Series
Appendix C: glossary of terms
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.
R
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.
S
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.
Smooth picture
A feature that can display a higher resolution source than the native resolution of the projector without loosing any pixel data.
SX+
A display resolution of 1400 x 1050 pixels with a 4:3 screen aspect ratio. (Shortened from SXGA+, stands for Super Extended Graphics Array Plus.)
Synchronization
A timing signal used to coordinate an action.
Rev A June 2019
page 122
Reference Guide
Notes
