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Digital Projection M-Vision Laser 18K Series
Reference Guide
APPENDIX D: GLOSSARY OF TERMS
Rev D October 2019
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 refl ect 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
