| Screen size |
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| Distance (m) | Top (cm) | ||
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Diagonal |
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| Max zoom | Min zoom | From base to top of | ||
(inch) |
| W (cm) x H (cm) | image | ||||
| <B> |
| <C> | ||||
<A> |
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| <D> | ||
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30 |
| 61 | X 46 | 0.9 |
| 1.4 | 53 |
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40 |
| 81 | X 61 | 1.3 |
| 1.9 | 70 |
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50 |
| 102 X 76 | 1.6 |
| 2.4 | 88 | |
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60 |
| 122 X 91 | 1.9 |
| 2.9 | 105 | |
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70 |
| 142 | X 107 | 2.2 |
| 3.4 | 123 |
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80 |
| 163 | X 122 | 2.5 |
| 3.8 | 140 |
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90 |
| 183 | X 137 | 2.8 |
| 4.3 | 158 |
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100 |
| 203 | X 152 | 3.1 |
| 4.8 | 175 |
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120 |
| 244 | X 183 | 3.8 |
| 5.8 | 210 |
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150 |
| 305 | X 229 | 4.7 |
| 7.2 | 263 |
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180 |
| 366 | X 274 | 5.7 |
| 8.6 | 315 |
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200 |
| 406 | X 305 | 6.3 |
| 9.6 | 351 |
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250 |
| 508 | X 381 | 7.9 |
| 12.0 | 438 |
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300 |
| 610 | X 457 | 9.4 |
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| 526 |
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Zoom Ratio: 1.5x
17
English
