Projection Distance and Screen Size
h*
The following table shows the relationship between the distance and projected image size.
Projection Size | Approximate Projection Distance | ||||
Screen | Diagonal | Minimum | Maximum |
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Distance | Distance | h* | |||
Size | (cm) | ||||
(m / feet) | (m / feet) |
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27 | 69 | 0.85/2.79 | 1.0/3.28 | 0 | |
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40 | 102 | 1.3/4.27 | 1.6/5.25 | 0 | |
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60 | 152 | 1.9/6.23 | 2.3/7.55 | 0 | |
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80 | 203 | 2.6/8.53 | 3.1/10.17 | 0 | |
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100 | 254 | 3.3/10.83 | 3.9/12.8 | 0 | |
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150 | 381 | 4.9/16.08 | 5.9/19.36 | 0 | |
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200 | 508 | 6.6/21.65 | 7.9/25.92 | 0 | |
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300 | 762 | 9.9/32.48 | 11.9/39.04 | 0 | |
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Projection Size | Approximate Projection Distance | |||||||
Screen | Diagonal | Minimum | Maximum |
| h* | |||
Distance | Distance |
| ||||||
Size | (cm) | (cm / inch) | ||||||
(m / feet) | (m / feet) | |||||||
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30 | 76 | 1 / 3.28 | 1.2 | / 3.94 | 4 | / 1.57 | ||
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40 | 102 | 1.4 | / 4.59 | 1.7 | / 5.58 | 6 | / 2.36 | |
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60 | 152 | 2.1 | / 6.89 | 2.5 / 8.2 | 9 | / 3.54 | ||
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80 | 203 | 2.8 | / 9.19 | 3.4 / 11.15 | 12 / 4.72 | |||
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100 | 254 | 3.5 / 11.48 | 4.2 / 13.78 | 15 / 5.91 | ||||
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150 | 381 | 5.3 / 17.39 | 6.4 / 21 | 22 / 8.66 | ||||
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200 | 508 | 7.1 / 23.29 | 8.5 / 27.89 | 29 | / 11.42 | |||
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300 | 762 | 10.6 | / 34.78 | 12.8 | / 41.99 | 44 | / 17.32 | |
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Projection Size | Approximate |
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Screen | Diagonal | Projection | h* | |
Distance | (cm / inch) | |||
Size | (cm) | |||
(m / feet) |
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45 | 114 | 0.6/1.97 | 6/2.36 | |
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60 | 152 | 0.8/2.62 | 8/3.15 | |
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80 | 203 | 1.1/3.61 | 10/3.94 | |
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100 | 254 | 1.4/4.59 | 13/5.12 | |
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142 | 361 | 2.0/6.56 | 19/7.48 | |
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*h = Height from the center of the lens to the bottom edge of the projection screen.
Important!
Note that the distances provided above are for reference only.
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