Lens Shift Range - BenQ PU9730 Installation Manual

Lens shift range

Lens shift adjustable range
The adjustable range for lens shift is tabulated below and subject to the conditions listed.
Note:
The drawings below apply to the standard lens only.
Desk-Front Projection
Ceiling Mount-Front Projection
Ceiling Mount Installation
X
Shift Range
Only for Lenses:
LS1ST3: X = 257.9
LS1ST2: X = 287
LS1ST1: X = 264
LS1SD: X = 238.3
X = Distance from lens to mount center
LS1LT1: X = 257.4
C = Distance from lens to screen
LS1LT2: X = 274.3
LS1LT3: X = 314.9
Vertical Shift
Max
0.5V
Height of projected image
Height of projected image
Max
0.5V
Vertical Shift
No Offset from Mount Pipe
Normal projection position
1V
0.1H
Width of projected image
1V
Shift to Left
C
1H
0.1H
Shift to Right
0.1H
Screen Top
Screen Center
H
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