ViewSonic PJD7831HDL PJD7828HDL User Guide English - Page 19

Projection dimensions

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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 (b) (a) (d) (c) (f) (e) (a) (e) (f) (c) (d) (b) • 16:9 image on a 4:3 screen (b) (a) (d) (a) (e) (f) (c) (e): Screen (c) (f) (e) (f): Center of lens (d) (b) PJD7828HDL/PJD7831HDL (a) Screen Size [inch (m)] 16:9 image on a 16:9 Screen 16:9 image on a 4:3 Screen (b) Projection distance [m (inch)] min. max. (c) Image (d) Vertical height offset [cm (inch)] [cm (inch)] (b) Projection distance [m (inch)] min. max. (c) Image (d) height Vertical [cm offset (inch)] [cm (inch)] 30 (0.8) 0.8 (30) 1.0 (39) 37 (15) 1.9 (0.7) 0.7 (28) 0.9 (36) 34 (14) 1.7 (0.7) 40 (1.0) 1.0 (40) 1.3 (52) 50 (20) 2.5 (1.0) 0.9 (37) 1.2 (48) 46 (18) 2.3 (0.9) 50 (1.3) 1.3 (50) 1.7 (65) 62 (25) 3.1 (1.2) 1.2 (46) 1.5 (60) 57 (23) 2.9 (1.1) 60 (1.5) 1.5 (60) 2.0 (79) 75 (29) 3.7 (1.5) 1.4 (55) 1.8 (72) 69 (27) 3.4 (1.4) 70 (1.8) 1.8 (70) 2.3 (92) 87 (34) 4.4 (1.7) 1.6 (65) 2.1 (84) 80 (32) 4.0 (1.6) 80 (2.0) 2.0 (81) 2.7 (105) 100 (39) 5.0 (2.0) 1.9 (74) 2.4 (96) 91 (36) 4.6 (1.8) 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) 14

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14
Projection dimensions
The "screen" mentioned below refers to the projection screen usually consisting of a screen
surface and a support structure.
(a)
(c)
(b)
(e)
(f)
(d)
(a)
(c)
(b)
(e)
(f)
(d)
(a)
(c)
(b)
(e)
(f)
(d)
(f): Center of lens
(e): Screen
•
16:9 image on a 16:9 screen
•
16:9 image on a 4:3 screen
(a)
(d)
(c)
(b)
(e)
(f)
PJD7828HDL/PJD7831HDL
(a) Screen
Size
[inch (m)]
16:9 image on a 16:9 Screen
16:9 image on a 4:3 Screen
(b) Projection
distance [m (inch)]
(c) Image
height
[cm (inch)]
(d) Vertical
offset
[cm (inch)]
(b) Projection
distance [m (inch)]
(c) Image
height
[cm
(inch)]
(d)
Vertical
offset
[cm (inch)]
min.
max.
min.
max.
30
(0.8) 0.8
(30)
1.0
(39)
37
(15)
1.9 (0.7) 0.7
(28) 0.9
(36)
34
(14)
1.7 (0.7)
40
(1.0) 1.0
(40)
1.3
(52)
50
(20)
2.5
(1.0) 0.9
(37) 1.2
(48)
46
(18)
2.3 (0.9)
50
(1.3) 1.3
(50)
1.7
(65)
62
(25)
3.1 (1.2) 1.2
(46) 1.5
(60)
57
(23)
2.9 (1.1)
60
(1.5) 1.5
(60)
2.0
(79)
75
(29)
3.7 (1.5) 1.4
(55) 1.8
(72)
69
(27)
3.4 (1.4)
70
(1.8) 1.8
(70)
2.3
(92)
87
(34)
4.4 (1.7) 1.6
(65) 2.1
(84)
80
(32)
4.0 (1.6)
80
(2.0) 2.0
(81)
2.7 (105) 100
(39)
5.0 (2.0) 1.9
(74) 2.4
(96)
91
(36)
4.6
(1.8)
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)