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◆ Screen size and projection distance
Refer to the following diagram to determine the screen size.
When the aspect ratio of the screen is 4:3, the positional relation between the projected image and the screen is as shown on the right. Refer to
the following table for installation.
When the aspect ratio of the screen is 16:9
• The above figures are approximate and may be slightly different from the actual measurements.
When the aspect ratio of the screen is 4:3
• The above figures are approximate and may be slightly different from the actual measurements.
Screen size Projected distance (L)
Hd
16:9 Diagonal Height A Width B Min. Max.
inch cm inch cm inch cm inch m inch m inch cm
40 102 20 50 35 89 55 1.4 67 1.7 6.4 16.2
60 152 29 75 52 133 84 2.1 102 2.6 9.6 24.3
80 203 39 100 70 177 113 2.9 137 3.5 12.7 32.4
100 254 49 125 87 221 142 3.6 171 4.4 15.9 40.5
150 381 74 187 131 332 213 5.4 258 6.6 23.9 60.7
200 508 98 249 174 443 285 7.2 345 8.8 31.9 80.9
250 635 123 311 218 553 357 9.1 – – 39.8 101.1
275 699 135 342 240 609 393 10.0 – – 43.8 111.3
Screen size Size of the projected image
Blank
space (D)
Project distance (L)
Hd
4:3 Diagonal Height C Width B Height A Width B Min. Max.
inch cm inch cm inch cm inch cm inch cm inch cm inch m inch m inch cm
40 102 24 61 32 81 18 46 32 81 3.0 8 51 1.3 62 1.6 5.8 14.9
60 152 36 91 48 122 27 69 48 122 4.5 11 77 2.0 94 2.4 8.8 22.3
80 203 48 122 64 163 36 91 64 163 6.0 15 103 2.6 125 3.2 11.7 29.7
100 254 60 152 80 203 45 114 80 203 7.5 19 130 3.3 157 4.0 14.6 37.1
150 381 90 229 120 305 67.5 171 120 305 11.3 29 196 5.0 237 6.0 21.9 55.7
200 508 120 305 160 406 90 229 160 406 15.0 38 262 6.6 316 8.0 29.2 74.3
250 635 150 381 200 508 112.5 286 200 508 188 48 327 8.3 – – 36.6 92.8
300 762 180 457 240 610 135 343 240 610 22.5 57 393 10.0 – – 43.9 111.4
B
A
Hd
Screen size
(Width of the projected image)
(Height of the
projected image)
Center of the lens
Projected distance (L)
C
A
DD
B
(Height of the
projected image)
Screen size
(Height of the screen)