21
•
On a horizontal surface •
Suspended from the ceiling
F-1 F-2
a
c2
c1
b
a
c2
c1
b
T-1
T-2
8232
8230W
(1024 x 768) (±8%)
(1280 x 800) (±8%)
Screen size
(diagonal)
b
Projection distance
c1
Screen height
c2
Screen height
type(inch)
m m inch m inch m inch
60 1.5 0.468 18.4 0.111 4.4 1.025 40.4
70 1.8 0.556 21.9 0.118 4.7 1.185 46.7
80 2.0 0.645 25.4 0.126 5.0 1.345 53.0
90 2.3 0.734 28.9 0.134 5.3 1.505 59.3
100 2.5 0.822 32.4 0.141 5.6 1.665 65.6
120 3.0 1.000 39.4 0.156 6.2 1.985 78.2
150 3.8 1.266 49.8 0.179 7.1 2.465 97.1
Screen size
(diagonal)
b
Projection distance
c1
Screen height
c2
Screen height
type(inch)
m m inch m inch m inch
60 1.5 0.500 19.7 0.194 7.6 1.002 39.4
70 1.8 0.594 23.4 0.216 8.5 1.158 45.6
80 2.0 0.688 27.1 0.237 9.3 1.314 51.7
90 2.3 0.782 30.8 0.259 10.2 1.470 57.9
100 2.5 0.876 34.5 0.280 11.0 1.627 64.0
120 3.0 1.064 41.9 0.323 12.7 1.939 76.3
150 3.8 1.346 53.0 0.388 15.3 2.407 94.8
a
a
