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12
How to Optimize Image Size and Distance
Consult the table below to find the optimal image sizes achievable when the projector is positioned at a desired distance from the screen.
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If the projector is 3 m from the screen, good image quality is possible for image sizes between 75" and 98".
Note: Remind as below figure, the space of 161 cm height is required when the projector is located at 3 m distance.
Max screen size
Min screen size
3 m
ADesired distance
B 98" |
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75" |
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| Height: |
Height: | 161 cm |
From | |
126 cm | base to |
| top of |
| image |
C
Desired | Minimum Screen Size (Min zoom) | Maximum Screen Size (Max zoom) | ||||
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| From base to |
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| From base to | |
Distance | Diagonal |
| Diagonal |
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(m) | (inch) | W (cm) x H (cm) | top of image | (inch) | W (cm) x H (cm) | top of image |
< A > | < B > |
| (cm) | < B > |
| (cm) |
| < C > |
| < C > | |||
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1 | 25 | 51 x 38 | 41 | 33 | 66 x 50 | 54 |
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1.5 | 38 | 76 x 57 | 62 | 49 | 99 x 75 | 80 |
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2 | 50 | 102 x 76 | 82 | 65 | 132 x 99 | 106 |
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2.5 | 63 | 127 x 95 | 103 | 81 | 166 x 124 | 133 |
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3 | 75 | 152 x 114 | 123 | 98 | 199 x 149 | 161 |
3.5 | 88 | 178 x 133 | 144 | 114 | 232 x 174 | 187 |
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4 | 100 | 203 x 152 | 164 | 130 | 265 x 199 | 213 |
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4.5 | 113 | 228 x 171 | 185 | 147 | 298 x 224 | 241 |
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5 | 125 | 254 x 190 | 205 | 163 | 331 x 248 | 267 |
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6 | 150 | 305 x 228 | 246 | 196 | 397 x 298 | 321 |
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7 | 175 | 355 x 266 | 287 | 228 | 464 x 348 | 374 |
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8 | 201 | 406 x 305 | 329 | 261 | 530 x 397 | 428 |
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9 | 226 | 457 x 343 | 370 | 293 | 596 x 447 | 480 |
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10 | 251 | 508 x 381 | 411 | 326 | 662 x 497 | 534 |
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11 | 276 | 558 x 419 | 452 | 359 | 728 x 546 | 588 |
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12 | 301 | 609 x 457 | 493 | 391 | 795 x 596 | 641 |
Zoom Ratio: 1.3 x
