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A TECHNICAL SPECIFICATIONS
OPTICAL HT 305
Projection system: optical engine based on 1 DMD™
DarkChip3™ chip, sealed housing,
dusty proof
DMD™ panel: resolution 1280x720 pixel
Brightness uniformity: 10% above or below the average
Contrast ratio: > 3200:1 (full On / full Off)
Projection lens: zoom, 12 elements AR multilayer
coating, motorized focus and zoom,
manual elevation
Aperture f#: 2.7 (zoom max) - 3.3 (zoom min)
Picture size: 50-250 inches (diagonal measure)
Aspect ratio: 4/3 and 16/9
Throw ratio: 1.8:1 - 2.5:1
(throw distance: picture width)
Focus range: 2.2 - 13.0 m (7’ 3” - 42’ 8”)
Throw Distance: 60”: 2.4m - 3.3m (7’ 11” - 10’ 10”)
80”: 3.2m - 4.4m (10’ 6” - 14’ 5”)
100”: 4.0m - 5.5m (13’ 2” - 18’ 1”)
Keystone adjustement: up to 26° (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)