Projector position
Top edge of screen
SH | Screen |
| L |
| H1 |
Bottom edge of screen
63.5
SW | L | |
Screen | ||
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<Units: mm (inch)>
L:Projection distance SH: Image height SW:Image width
H1: Distance from centre of lens to bottom edge of projected image
Projection distances
Screen size (4:3) | Projection distance (L) | Height | ||||
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Diagonal | Height | Width | Wide | Telephoto | ||
(H1) | ||||||
length | (SH) | (SW) | (LW) | (LT) | ||
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0.84 m(33˝) | 0.50 m(1´7˝) | 0.67 m(2´2˝) | − | 1.2 m(3´11˝) | 0.07 | |
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1.01 m(40˝) | 0.61 m(2´) | 0.81 m(2´8˝) | 1.2 m(3´11˝) | 1.4 m(4´7˝) | 0.09 | |
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1.27 m(50˝) | 0.76 m(2´6˝) | 1.02 m(3´4˝) | 1.5 m(4´11˝) | 1.8 m(5´10˝) | 0.11 | |
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1.52 m(60˝) | 0.91 m(3´) | 1.22 m(4´) | 1.9 m(6´2˝) | 2.1 m(6´10˝) | 0.13 | |
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1.77 m(70˝) | 1.07 m(3´6˝) | 1.42 m(4´8˝) | 2.2 m(7´2˝) | 2.5 m(8´2˝) | 0.15 | |
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2.03 m(80˝) | 1.22 m(4´) | 1.63 m(5´4˝) | 2.5 m(8´2˝) | 2.9 m(9´6˝) | 0.17 | |
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2.28 m(90˝) | 1.37 m(4´6˝) | 1.83 m(6´) | 2.8 m(9´2˝) | 3.2 m(10´5˝) | 0.20 | |
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2.54 m(100˝) | 1.52 m(5´) | 2.03 m(6´8˝) | 3.1 m(10´2˝) | 3.6 m(11´9˝) | 0.22 | |
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3.81 m(150˝) | 2.29 m(7´6˝) | 3.05 m(10´) | 4.6 m(15´1˝) | 5.4 m(17´8˝) | 0.33 | |
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5.08 m(200˝) | 3.05 m(10´) | 4.06 m(13´4˝) | 6.2 m(20´4˝) | 7.3 m(23´11˝) | 0.44 | |
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6.35 m(250˝) | 3.81 m(12´6˝) | 5.08 m(16´8˝) | 7.7 m(25´3˝) | 9.1 m(29´10˝) | 0.54 | |
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7.62 m(300˝) | 4.57 m(15´) | 6.10 m(20´) | 9.3 m(30´6˝) | 10.9 m(35´9˝) | 0.65 |
NOTE:
BThe dimensions in the table above are approximate.
BIf you use the projection distance for the 16:9 screen, the 4:3 projection image overflows the screen at the top and bottom.
BFor details about projected image distances, refer to page 59.