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1 Projection distance
2 Distance from the center of the lens to the base of the screen (or to the top of the screen, if
suspended from a ceiling)
3 Center of lens
16:10 Aspect Ratio Image or Screen
Screen or image size Projection distance (1)
Wide to Tele
Distance from center of lens to
base of screen (2)
30 inches 34 to 42 inches
(87 to 107 cm)
–1.4 inches (–4 cm)
50 inches 58 to 71 inches
(148 to 180 cm)
– 2.4 inches (–6 cm)
80 inches 94 to 114 inches
(238 to 291 cm)
– 3.9 inches (–10 cm)
100 inches 118 to 143 inches
(299 to 364 cm)
– 4.8 inches (–12 cm)
150 inches 177 to 216 inches
(450 to 548 cm)
– 7.2 inches (–18 cm)
200 inches 236 to 288 inches
(601 to 731 cm)
– 9.6 inches (–24 cm)
300 inches 355 inches
(902 cm)
– 14.5 inches (–37 cm)
4:3 Aspect Ratio Image or Screen
Screen or image size Projection distance (1)
Wide to Tele
Distance from center of lens to
base of screen (2)
27 inches 35 to 43 inches
(89 to 109 cm)
–1.5 inches (–4 cm)
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