Appendix D. Projected image size
Use the following graph and tables to help you determine projected image sizes.
| 350 |
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| 300 |
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(inches) | 250 |
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| maximum image size |
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Size |
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Image | 200 |
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Diagonal | 150 |
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| 100 |
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| minimum image size | ||
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| 50 |
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| 0 | 5 | 10 | 15 | 20 | 25 | 30 |
Distance to Screen (feet)
Distance to Screen | Diagonal (feet) | Width (feet) | Height (feet) |
(feet) |
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4.9 | 3.0 | 2.4 | 1.8 |
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8 | 5.0 | 4.0 | 3.0 |
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12 | 7.4 | 6.0 | 4.5 |
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16 | 9.9 | 7.9 | 6.0 |
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20 | 12.4 | 9.9 | 7.4 |
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30 | 18.6 | 14.9 | 11.2 |
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Distance to Screen | Diagonal (feet) | Width (feet) | Height (feet) |
(feet) |
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4.9 | 2.5 | 2.0 | 1.5 |
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8 | 4.0 | 3.2 | 2.4 |
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© Copyright IBM Corp. 2002 |