Digital Projection E-Vision Laser WQ120 Series, Installation And Quick Start Manual

Page: 98 / 100

page 92
Digital Projection E-Vision Laser WQ120 Series APPENDIX D: GLOSSARY OF TERMS
Rev A May 2018
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.
Synchronization
A timing signal used to coordinate an action.
Test pattern
A still image specially prepared for testing a projection system. It may contain various combinations of colors, lines and geometric shapes.
TheaterScope
An aspect ratio used in conjunction with a special anamorphic lens to display 2.35:1 images packed into a 16:9 frame .
Throw distance
The distance between the screen and the projector.
Throw ratio
The ratio of the throw distance to the screen width.
Notes