Adjusting the Screen Size and Projection Distance
Refer to the illustrations and tables below to determine the screen size and projection distance.
The values shown in the table are calculated for a full size screen a:Distance from the projector to the screen (±10%)
b:Distance from the lens center to the bottom of the screen (±10%) c:Distance from the lens center to the top of the screen (±10%)
The screen | Top view | If 4:3 aspect ratio |
|
| 4 |
|
| 3 |
c | Lens center |
a
The screen
Side view
Top view
Screen Size [inch (m)] | a [inch (m)] | b | c | |
| Min. | Max. | [inch (cm)] | [inch (cm)] |
30 (0.8) | 34 (0.9) | 52 (1.3) | 0 (0) | 18 (46) |
40 (1.0) | 46 (1.2) | 71 (1.8) | 0 (0) | 24 (61) |
50 (1.3) | 58 (1.5) | 89 (2.3) | 0 (0) | 30 (76) |
60 (1.5) | 71 (1.8) | 107 (2.7) | 0 (0) | 36 (91) |
70 (1.8) | 83 (2.1) | 126 (3.2) | 0 (0) | 42 (107) |
80 (2.0) | 95 (2.4) | 144 (3.7) | 0 (0) | 48 (122) |
90 (2.3) | 108 (2.7) | 162 (4.1) | 0 (0) | 54 (137) |
100 (2.5) | 120 (3.0) | 181 (4.6) | 0 (0) | 60 (152) |
120 (3.0) | 144 (3.7) | 217 (5.5) | 0 (0) | 72 (183) |
150 (3.8) | 181 (4.6) | 272 (6.9) | 0 (0) | 90 (229) |
200 (5.0) | 243 (6.2) | 364 (9.2) | 0 (0) | 120 (305) |
250 (6.3) | 304 (7.7) | 455 (11.6) | 0 (0) | 150 (381) |
300 (7.5) | 366 (9.3) | 547 (13.9) | 0 (0) | 180 (457) |
If 16:9 aspect ratio
16
9
c | Lens center |
b
a
Side view
Screen Size [inch (m)] | a [inch (m)] |
| b |
| c | |
| Min. | Max. | [inch (cm)] | [inch (cm)] | ||
30 (0.8) | 37 (0.9) | 57 (1.4) | 2 (6.2) | 17 (44) | ||
40 (1.0) | 50 (1.3) | 77 (2.0) | 13 (32) | 27 (70) | ||
50 (1.3) | 64 (1.6) | 97 (2.5) | 16 (41) | 31 (78) | ||
60 (1.5) | 77 (2.0) | 117 (3.0) | 19 (49) | 34 (86) | ||
70 (1.8) | 90 (2.3) | 137 (3.5) | 22 (57) | 37 (94) | ||
80 (2.0) | 104 (2.6) | 157 (4.0) | 26 (65) | 40 | (102) | |
90 (2.3) | 117 (3.0) | 177 (4.5) | 29 (73) | 43 | (110) | |
100 (2.5) | 131 (3.3) | 197 (5.0) | 32 (81) | 47 | (118) | |
120 (3.0) | 157 (4.0) | 237 (6.0) | 38 (97) | 53 | (134) | |
150 (3.8) | 198 (5.0) | 296 (7.5) | 48 | (121) | 63 | (159) |
200 (5.0) | 265 (6.7) | 396 (10.1) | 64 | (162) | 78 | (199) |
250 (6.3) | 332 (8.4) | 496 (12.6) | 80 | (202) | 94 | (240) |
300 (7.5) | 399 (10.1) | 596 (15.1) | 96 | (243) | 110 (280) | |
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