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9
A TECHNICAL SPECIFICATIONS
OPTICAL HT 305
Projection system:
optical engine based on 1 DMD™
DarkChip™ chip, sealed housing,
dusty proof
DMD™ panel:
resolution 180x70 pixel
Brightness uniformity:
10% above or below the average
Contrast ratio:
> 00:1 (full On / full Off)
Projection lens:
zoom, 1 elements AR multilayer
coating, motorized focus and zoom,
manual elevation
Aperture f#:
.7 (zoom max) - . (zoom min)
Picture size:
50-50 inches (diagonal measure)
Aspect ratio:
4/ and 16/9
Throw ratio:
1.8:1 - .5:1
(throw distance: picture width)
Focus range:
. - 1.0 m (7’ ” - 4’ 8”)
Throw Distance:
60”: .4m - .m (7’ 11” - 10’ 10”)
80”: .m - 4.4m (10’ 6” - 14’ 5”)
100”: 4.0m - 5.5m (1’ ” - 18’ 1”)
Keystone adjustement: up to 6° (optical: ± 8° digital:
±18°)
Lamp:
150 W
Lamp life time:
6000 hours (average value measured
in the laboratory under optimal con-
ditions; it can be sensibly reduced by
the unit misusing)