ViewSonic PJD7830HDL - Projector Operation

21
Adjusting projection image size
Refer to the graphic and table below to determine the screen size and projection
distance.
PJD7830HDL/PJD7835HD
Note
• 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.
Screen diagonal
Screen size
Projection distance
[inch (m)]
Vertical offset
[inch (cm)]
Diagonal
[inch (cm)]
W
[inch (cm)]
H
[inch (cm)]
(min.) (max.)
30 (76) 26 (66) 15 (37) 28 (0.7) 38 (1.0) 2.4 (6.0)
40 (102) 35 (89) 20 (50) 37 (1.0) 51 (1.3) 3.1 (8.0)
60 (152) 52 (133) 29 (75) 56 (1.4) 76 (1.9) 4.7 (12.0)
80 (203) 70 (177) 39 (100) 75 (1.9) 102 (2.6) 6.3 (16.0)
100 (254) 87 (221) 49 (125) 94 (2.4) 127 (3.2) 7.9 (20.0)
150 (381) 131 (332) 74 (187) 140 (3.6) 191 (4.8) 11.8 (29.9)
200 (508) 174 (443) 98 (249) 187 (4.8) 254 (6.5) 15.7 (39.9)
250 (635) 218 (553) 123 (311) 234 (5.9) 318 (8.1) 19.6 (49.9)
300 (762) 261 (664) 147 (374) 281 (7.1) 381 (9.7) 23.6 (59.9)
Diagonal size
Projection distance
Center of lens
Screen
Vertical offset
W
H