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LCD Projectors
Standard setting-up position
Upper edge of projected image
Screen
Lower edge of projected image
Screen
C a u t i o n :
• All construction work should be done by a qualified technician.
• When mounting to the ceiling, use the special mounting bracket. To prevent the projector from swaying or drop-
ping, attach the wire that is included with the projector between the mounting bracket and the ceiling.
Projection distance for 16:9 aspect ratio screen
Projection size
[diagonal]
0.76 m
/
30˝
1.0
1.02 m
/
40˝
1.3
1.27 m
/
50˝
1.6
1.52 m
/
60˝
2.0
1.78 m
/
70˝
2.3
2.03 m
/
80˝
2.6
2.29 m
/
90˝
3.0
2.54 m
/
100˝
3.3
3.05 m
/
120˝
3.9
3.81 m
/
150˝
4.9
5.08 m
/
200˝
6.6
6.35 m
/
250˝
8.2
7.62 m
/
300˝
9.9
NOTE:
•
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• At the shortest projection distance, the zoom lens characteristics may cause slight image distortion.
As of April 2014
SFL14M006
L
L
(2-25/32)
Projection distance [L]
Min [wide]
Max [telephoto]
(3.2)
1.2
(4.3)
1.6
(5.3)
2.0
(6.4)
2.4
(7.5)
2.8
(8.6)
3.1
(10.3)
(9.7)
3.5
(11.6)
(10.8)
3.9
(12.9)
(12.9)
4.7
(15.5)
(16.2)
5.9
(19.4)
(21.6)
7.9
(25.9)
(27.0)
9.9
(32.5)
(32.4)
11.9
(39.0)
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ø48.6
(1-29/32)
157
95
(6-3/16)
(3-3/4)
71
71
(2-25/32)
142
(5-19/32)
Height from the edge of screen
to center of lens [ H ]
(3.8)
0.008
(5.1)
0.011
(6.4)
0.014
(7.7)
0.017
(9.0)
0.019
0.022
0.025
0.028
0.033
0.041
0.054
0.068
0.082
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PT-LB280
NOTE:
Illustrations show the projector
installed using optional ceiling mount
bracket ET-PKL100H and bracket
assembly ET-PKL420B.
This illustration is not drawn to scale.
unit: meters (feet)
(0.026)
(0.036)
(0.046)
(0.056)
(0.062)
(0.072)
(0.082)
(0.092)
(0.108)
(0.135)
(0.177)
(0.223)
(0.269)
. s
unit : mm (inch)
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