53

Installation Diagram

Others

a (N) = {(PS × 29.376) × 1.03} – 31.7

a (M) = {(PS × 35.202) × 0.97} – 31.7

b = x – {PS × 5.055 + (a + 31.7) × 0.1405 – 4.5}

c = x – {PS × 5.055+ (a + 31.7) × 0.1405 – 4.5 + 90.5}

The alphabetical letters in the charts and calculation methods indicate the following.

PS: projected image size measured diagonally

a: distance between the screen and the center of the lens

b: distance between the floor and the center of the lens

c: distance between the floor and the adjusters of the projector

x: free

N: minimum

M: maximum

Unit: mm (inches)
PS
(inches)
40 60 80 100 120 150 180 200 250 300
(mm) 1016 1524 2032 2540 3048 3810 4572 5080 6350 7620
aN1180
(46 1/2)
1780
(70 1/8)
2390
(94 1/8)
2990
(
117 3/4
)
3600
(141
3
/
4
)
4510
(
177 5/8
)
5410
(213
1
/
8
)
6020
(237
1
/
8
)
7530
(
296
1
/
2
)
9050
(356
3
/
8
)
M1330
(52 3/8)
2020
(79 5/8)
2700
(106
3
/
8
)
3380
(133
1
/
8
)
4070
(160
3
/
8
)
5090
(200
1
/
2
)
6110
(240
5
/
8
)
6800
(267
3
/
4
)
8500
(334
3
/
4
)
10210
(402
1
/
8
)
bBased on the calculation formula given below.
cBased on the calculation formula given below.