Epson PowerLite 1830 User Manual page 30

Screen or image size
80 inches (203.2 cm)
100 inches (254 cm)
150 inches (381 cm)
200 inches (508 cm)
250 inches (635 cm)
300 inches (762 cm)
4:3 Aspect Ratio Image or Screen
Screen or image size
28 inches (71.1 cm)
30 inches (76.2 cm)
40 inches (101.6 cm)
50 inches (127 cm)
Projection distance (1)
Wide to Tele
99 to 161 inches
(251 to 408 cm)
124 to 201 inches
(315 to 511 cm)
187 to 303 inches
(476 to 769 cm)
250 to 404 inches
(636 to 1027 cm)
313 to 506 inches
(796 to 1285 cm)
376 to 607 inches
(956 to 1542 cm)
Projection distance (1)
Wide to Tele
38 to 62 inches
(97 to 159 cm)
41 to 67 inches
(104 to 170 cm)
55 to 90 inches
(140 to 229 cm)
69 to 113 inches
(176 to 287 cm)
30
Offset from lens center (2)
-2.5 inch (-6 cm)
-3.2 inch (-8 cm)
-4.8 inch (-12 cm)
-6.4 inch (-16 cm)
-8 inch (-20 cm)
-9.6 inch (-24 cm)
Offset from lens center (2)
-1 inch (-3 cm)
-1.1 inches (-3 cm)
-1.1 inches (-4 cm)
-1.8 inches (-5 cm)