VIEWSONIC PJD5233 - Manual (Page 25)

Adjusting Projection Image Size
Refer to the graphic and table below to determine the screen size and projection distance.
PJD5133/PJD5233
Screen size
Diagonal
[inch (cm)]
4 : 3 Screen
Projection distance [inch (m)] Image
height [inch
(cm)]
Vertical
offset
[inch (cm)]
(min. zoom) (max. zoom)
30 (76) 45.3 (1.2) 50.6 (1.3) 18 (45.72) 2.70 (6.86)
60 (152) 92.2 (2.3) 102.9 (2.6) 36 (91.44) 5.40 (13.72)
80 (203) 123.5 (3.1) 137.7 (3.5) 48 (121.92) 7.20 (18.29)
100 (254) 154.8 (3.9) 172.5 (4.4) 60 (152.4) 9.00 (22.86)
150 (381) 233.0 (5.9) 259.6 (6.6) 90 (228.6) 13.50 (34.29)
200 (508) 311.2 (7.9) 346.7 (8.8) 120 (304.8) 18.00 (45.72)
250 (635) 389.4 (9.9) 433.8 (11.0) 150 (381.0) 22.50 (57.15)
300 (762) 467.6 (11.9) - 180 (457.2) 27.00 (68.58)
Maximum zoom Minimum zoom
Projection distance
Center of lens
Screen
Vertical offset
22