Epson EMP-1715/1710 - Manual (Page 62)

62 Screen Size and Distance
See the following table to choose the best position for your projector. The values are only a guide.
Units: cm (in.) Units: cm (ft) Units: cm (in.)
4:3 Screen Size
Projection Distance U
Distance from the Centre of the Lens
to the Base of the Screen
V
Minimum Maximum
(Zoom Adjustment Wide) to (Zoom Adjustment Tele)
30" 61 ^ 46 (24.0 ^ 18.1) 99 to 119 (3.2 to 3.9) 7 (2.6)
40" 81 ^ 61 (31.9 ^ 24.0) 133 to 160 (4.4 to 5.2) 9 (3.4)
50" 100 ^ 76 (39.4 ^ 30.0) 166 to 200 (5.5 to 6.6) 11 (4.3)
60" 120 ^ 90 (47.2 ^ 35.4) 200 to 240 (6.6 to 7.9) 13 (5.1)
80" 160 ^ 120 (63.0 ^ 47.2) 267 to 321 (8.8 to 10.5) 17 (6.9)
100" 200 ^ 150 (78.7 ^ 59.1) 335 to 402 (11.0 to 13.2) 22 (8.6)
120" 240 ^ 180 (94.4 ^ 70.8) 402 to 483 (13.2 to 15.9) 26 (10.3)
150" 300 ^ 230 (118.1 ^ 90.6) 503 to 605 (16.5 to 19.8) 33 (12.9)
200" 410 ^ 300 (161.4 ^ 118.1) 672 to 807 (22.0 to 26.5) 44 (17.1)
300" 610 ^ 460 (240.2 ^ 181.1) 1009 to 1211 (33.1 to 39.7) 65 (25.7)
Screen
Centre of
lens
90°
90°
Centre of
lens
Screen