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Screen Size and Projection Distance
See the following table to choose the best position for your projected image. The values are only a guide.
Units: cm (in.) Units: cm (ft.) Units: cm (in.)
4:3 Screen Size
Projection Distance Offset
Minimum Maximum
(Zoom Adjustment Wide) to (Zoom Adjustment Tele)
Minimum Maximum
(Zoom Adjustment Wide) to (Zoom Adjustment Tele)
30” 61 × 46 (24 × 18) 87 to 119 (2.9 to 3.9) 4 to -2 (1.7 to -0.9)
40” 81 × 61 (32 × 24) 117 to 159 (3.8 to 5.2) 6 to -3 (2.3 to -1.1)
50” 100 × 76 (39 × 30) 147 to 200 (4.8 to 6.6) 7 to -4 (2.8 to -1.4)
60” 120 × 90 (47 × 35) 177 to 240 (5.8 to 7.9) 9 to -4 (3.4 to -1.7)
80” 160 × 120 (63 × 47) 237 to 321 (7.8 to 10.5) 12 to -6 (4.5 to -2.3)
100” 200 × 150 (79 × 59) 297 to 402 (9.7 to 13.2) 14 to -7 (5.7 to -2.9)
120” 240 × 180 (94 × 71) 357 to 483 (11.7 to 15.9) 17 to -9 (6.8 to -3.4)
150” 300 × 230 (118 × 91) 447 to 605 (14.7 to 19.8) 22 to -11 (8.5 to -4.3)
200” 410 × 300 (161 × 118) 597 to 807 (19.6 to 26.5) 29 to -15 (11.3 to -5.7)
300” 610 × 460 (240 × 181) 897 to 1212 (29.4 to 39.8) 43 to -22 (17.0 to -8.6)
Centre of
lens
Screen
90°
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