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Screen size and throw distance
Refer to the screen size and projection distances to install the projector. Image size and image position can be adjusted in
accordance with the screen size and screen position.
L
SH
SW
H
SD
Attention
f Before installing, please read "Precautions for use" (x page 14).
Projection distance
For PT-TW340 and PT-TW250
All measurements below are approximate and may differ slightly from the actual measurements. (Unit: m)
Projection
4:3 aspect ratio
size
Projection
Screen
distance
diagonal
(SD)
(L)
1.27 (50")
0.55
1.52 (60")
0.67
1.78 (70")
0.79
2.03 (80")
0.91
2.29 (90")
1.02
2.54 (100")
1.14
Chapter 2 Getting Started - Setting up
Projected image
SW
Projection distance (m)
Image height (m)
Image width (m)
Distance from the center of lens to the image lower end (m)
Projected image size (m)
Projection
Height position
(H)
0.038
0.046
0.054
0.061
0.069
0.077
Screen
L
L
Screen
16:9 aspect ratio
Height position
distance
(H)
(L)
0.50
0.133
0.60
0.160
0.71
0.187
0.82
0.213
0.92
0.240
1.03
0.268
16:10 aspect ratio
Projection
Height position
distance
(H)
(L)
0.49
0.102
0.59
0.122
0.69
0.143
0.80
0.163
0.90
0.183
1.00
0.204
ENGLISH - 27
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