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20 Setting Up the Projector
PowerLite 78 (16:9 images)
150 inches
(381 cm)
170 to 204 inches
(432 to 519 cm)
–9.4 inches
(–24 cm)
200 inches
(508 cm)
227 to 273 inches
(577 to 693 cm)
–12.5 inches
(–32 cm)
250 inches
(635 cm)
284 to 341 inches
(722 to 867 cm)
–15.6 inches
(–40 cm)
300 inches
(762 cm)
341 to 410 inches
(867 to 1041 cm)
–18.8 inches
(–48 cm)
Screen size
Projection distance (A)
Wide to Tele Offset (B)
28 inches
(71 cm)
33 to 40 inches
(85 to 103 cm)
+0.4 inch
(+1 cm)
30 inches
(76 cm)
36 to 43 inches
(91 to 110 cm)
+0.4 inch
(+1 cm)
40 inches
(102 cm)
48 to 58 inches
(123 to 148 cm)
+0.5 inch
(+1 cm)
50 inches
(127 cm)
61 to 73 inches
(155 to 186 cm)
+0.7 inch
(+2 cm)
60 inches
(152 cm)
73 to 88 inches
(186 to 224 cm)
+0.8 inch
(+2 cm)
80 inches
(203 cm)
98 to 118 inches
(249 to 300 cm)
+1.1 inches
(+3 cm)
100 inches
(254 cm)
123 to 148 inches
(313 to 376 cm)
+1.4 inches
(+3 cm)
150 inches
(381 cm)
185 to 223 inches
(471 to 566 cm)
+2 inches
(+5 cm)
200 inches
(508 cm)
247 to 297 inches
(629 to 755 cm)
+2.7 inches
(+7 cm)
250 inches
(635 cm)
310 to 372 inches
(787 to 945 cm)
+3.4 inches
(+9 cm)
275 inches
(699 cm)
341 to 409 inches
(866 to 1040 cm)
+3.7 inches
(+10 cm)
Screen size
Projection distance (A)
Wide to Tele Offset (B)