52 Installation Diagram
a (N) = {(PS × 18.510/0.6299) – 24.2} × 1.02
a (M) = {(PS × 22.208/0.6299) – 24.2} × 0.98
b = x – {PS × 5.058 + (a + 24.2) × 0.1320 – 3.2}
c = x – {PS × 5.058 + (a + 24.2) × 0.1320 – 3.2 + 93}
The alphabetical letters in the charts and calculation methods indicate the following.
PS:projected image size me asured 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
aN1174
(46
7
/
32
)
1774
(69
27
/
32
)
2373
(93
7
/
16
)
2973
(117
1
/
32
)
3572
(140
5
/
8
)
4471
(176
1
/
32
)
5371
(211
7
/
16
)
5970
(235
1
/
32
)
7469
(294
1
/
32
)
8967
(353
1
/
32
)
M1358
(53
15
/
32
)
2049
(80
11
/
16
)
2740
(107
7
/
8
)
3431
(135
3
/
32
)
4122
(162
5
/
16
)
5159
(203
3
/
32
)
6196
(243
29
/
32
)
6887
(271
1
/
8
)
8614
(339
1
/
8
)
10342
(407
5
/
32
)
bBased on the calculation formula given below.
cBased on the calculation formula given below.