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Digital Projection E-Vision Laser 4K Series
Reference Guide
APPENDIX D: GLOSSARY OF TERMS
Rev A June 2017
OSD (on-screen display)
The projector menus allowing you to adjust various settings.
Overlapping region
See blend region.
PAL (Phase Alternate Line)
The television system used in the UK, Australia and other countries - 625 lines transmitted at 50 interlaced fields per second.
Pillarboxing
Black margins at the left and right of the image. Pillarboxing appears when a narrower image is packed into a wider frame without changing
the aspect ratio.
Pixel
Short for Picture Element. The most basic unit of an image. Pixels are arranged in lines and columns. Each pixel corresponds to a micromirror
within the DMD™; resolutions reect the number of pixels per line by the number of lines. For example, a 1080p projector contains 1080
lines, each consisting of 1920 pixels.
Pond of mirrors
Area around the periphery of the DMD™ containing inactive mirrors. The pond of mirrors may cause artifacts, for example during the edge
blending process.
Pr, Pb
Color difference signals used with ‘Y’ for analog Component Video inputs. They provide information about the signal color. Not to be
confused with Cr, Cb.
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.
Notes
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