Projection Dimensions - ViewSonic PJD7828HDL User Manual

Projection dimensions

The "screen" mentioned below refers to the projection screen usually consisting of a screen
surface and a support structure.
• 16:9 image on a 16:9 screen
(a)
(d)
(c)
• 16:9 image on a 4:3 screen
(a)
(d)
(c)
(e): Screen
(a) Screen
(b) Projection
Size
distance [m (inch)]
[inch (m)]
min.
30 (0.8) 0.8 (30) 1.0 (39) 37 (15) 1.9 (0.7) 0.7 (28) 0.9 (36)
40 (1.0) 1.0 (40) 1.3 (52) 50 (20) 2.5 (1.0) 0.9 (37) 1.2 (48)
50 (1.3) 1.3 (50) 1.7 (65) 62 (25) 3.1 (1.2) 1.2 (46) 1.5 (60)
60 (1.5) 1.5 (60) 2.0 (79) 75 (29) 3.7 (1.5) 1.4 (55) 1.8 (72)
70 (1.8) 1.8 (70) 2.3 (92) 87 (34) 4.4 (1.7) 1.6 (65) 2.1 (84)
80 (2.0) 2.0 (81) 2.7 (105) 100 (39) 5.0 (2.0) 1.9 (74) 2.4 (96)
90 (2.3) 2.3 (91) 3.0 (118) 112 (44) 5.6 (2.2) 2.1 (83) 2.7 (108) 103 (41) 5.1 (2.0)
100 (2.5) 2.6 (101) 3.3 (131) 125 (49) 6.2 (2.5) 2.3 (92) 3.1 (120) 114 (45) 5.7 (2.3)
120 (3.0) 3.1 (121) 4.0 (157) 149 (59) 7.5 (2.9) 2.8 (111) 3.7 (144) 137 (54) 6.9 (2.7)
150 (3.8) 3.8 (151) 5.0 (196) 187 (74) 9.3 (3.7) 3.5 (139) 4.6 (180) 171 (68) 8.6 (3.4)
200 (5.1) 5.1 (201) 6.7 (262) 249 (98) 12.5 (4.9) 4.7 (185) 6.1 (240) 229 (90) 11.4 (4.5)
250 (6.4) 6.4 (252) 8.3 (327) 311 (123) 15.6 (6.1) 5.9 (231) 7.6 (300) 286 (113) 14.3 (5.6)
300 (7.6) 7.7 (302) 10.0 (393) 374 (147) 18.7 (7.4) 7.0 (277) 9.2 (360) 343 (135) 17.1 (6.8)
(b)
(f)
(e)
(b)
(f)
(e)
(f): Center of lens
PJD7828HDL/PJD7831HDL
16:9 image on a 16:9 Screen
(c) Image
height
[cm (inch)]
max.
14
(a)
(c)
(d)
(a)
(c)
(d)
16:9 image on a 4:3 Screen
(b) Projection
(d) Vertical
distance [m (inch)]
offset
[cm (inch)]
min. max.
(e)
(f)
(b)
(e)
(f)
(b)
(c) Image (d)
height Vertical
[cm offset
(inch)] [cm (inch)]
34 (14) 1.7 (0.7)
46 (18) 2.3 (0.9)
57 (23) 2.9 (1.1)
69 (27) 3.4 (1.4)
80 (32) 4.0 (1.6)
91 (36) 4.6 (1.8)