Adjusting Projection Image Size - ViewSonic Pro8500 User Manual

Adjusting Projection Image Size

Refer to the graphic and table below to determine the screen size and projection distance.
Maximum zoom Minimum zoom
Screen size
Projection distance [inch (m)]
Diagonal
[inch (cm)]
(min. zoom)
30 (76) 33 (0.85)
40 (102) 45 (1.14)
50 (127) 57 (1.44)
60 (152) 69 (1.74)
80 (203) 92 (2.34)
100 (254) 116 (2.94)
120 (305) 139 (3.54)
150 (381) 175 (4.44)
200 (508) 234 (5.93)
220 (559) 257 (6.53)
250 (635) 292 (7.43)
300 (762) 351 (8.93)
„
Position the projector in a horizontal position; other positions can cause heat
build-up and damage to the projector.
„
Keep a space of 30 cm or more between the sides of the projector.
„
Do not use the projector in a smoky environment. Smoke residue may build-
up on critical parts and damage the projector or its performance
„
Consult with your dealer for special installation such as suspending from a
ceiling.
ViewSonic Pro8500
Screen
Vertical offset
Projection distance
4 : 3 Screen
height [inch
(max. zoom)
52 (1.32)
70 (1.78)
88 (2.23)
106 (2.69)
142 (3.60)
178 (4.51)
214 (5.43)
268 (6.80)
357 (9.08)
393 (9.99)
447 (11.36)
537 (13.64)
Center of lens
Image Vertical
offset
(cm)] [inch (cm)]
18 (46) 2.7 (6.9)
24 (61) 3.6 (9.2)
30 (76) 4.5 (11.5)
36 (91) 5.4 (13.8)
48 (122) 7.2 (18.4)
60 (152) 9.1 (23.0)
72 (183) 10.9 (27.6)
90 (229) 13.6 (34.5)
120 (305) 18.1 (46.0)
132 (335) 19.9 (50.6)
150 (381) 22.6 (57.5)
180 (457) 27.2 (69.0)
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