ENGLISH - 31
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.
f
Following illustration is prepared on the assumption that the projected image size and position have been aligned to fit full in
the screen.
Projected image
SH
SW
SD
SH
Screen
L (LW/LT)
Screen
L (LW/LT)
SW
H
L (LW/LT) *
1
Projection distance
SH
Image height
SW
Image width
H
Distance from the center of lens to the image lower end
SD
Projected image size
*1 LW : Minimum distance
LT : Maximum distance
Attention
f
B
efore installing, please read “Precautions for use” (
x
page 16).
Projection distance
A ±5% error in listed projection distances may occur.
When [Keystone] is used, distance is corrected to become smaller than the specified image size.
For PT-LW375
(Unit: m)
Projection
size
16:10 aspect ratio
16:9 aspect ratio
4:3 aspect ratio
Screen
diagonal
(SD)
Minimum
distance
(LW)
Maximum
distance
(LT)
Height
position (H)
Minimum
distance
(LW)
Maximum
distance
(LT)
Height
position (H)
Minimum
distance
(LW)
Maximum
distance
(LT)
Height
position
(H)
0.76 (30")
0.9
1.1
0.027
1.0
1.2
0.008
1.1
1.3
0.065
1.02 (40")
1.3
1.5
0.036
1.3
1.6
0.011
1.4
1.7
0.087
1.27 (50")
1.6
1.9
0.046
1.6
2.0
0.014
1.8
2.2
0.109
1.52 (60")
1.9
2.3
0.055
2.0
2.4
0.017
2.2
2.6
0.131
1.78 (70")
2.2
2.7
0.063
2.3
2.8
0.019
2.5
3.0
0.152
2.03 (80")
2.6
3.1
0.072
2.6
3.2
0.022
2.9
3.5
0.174
2.29 (90")
2.9
3.5
0.082
3.0
3.6
0.025
3.3
3.9
0.196
2.54 (100")
3.2
3.8
0.091
3.3
4.0
0.028
3.6
4.4
0.218
3.05 (120")
3.8
4.6
0.109
4.0
4.8
0.033
4.4
5.2
0.261
3.81 (150")
4.8
5.8
0.137
4.9
5.9
0.041
5.4
6.6
0.327
5.08 (200")
6.4
7.7
0.181
6.6
7.9
0.054
7.3
8.7
0.435
6.35 (250")
8.0
9.7
0.227
8.3
9.9
0.068
9.1
10.9
0.544
7.62 (300")
9.6
11.6
0.272
9.9
11.9
0.082
10.9
13.1
0.653
Chapter 2 Getting Started - Setting up
