![](/images/new-backgrounds/1184016/18401639x1.webp)
Projection distances
4:3 Screen size | Projection distance (L) | Height position | |
(diagonal) | Wide (LW) | Telephoto (LT) | (H1) |
0.84 m(33˝) | — | 1.1 m(3´7˝) | 0.07 |
1.02 m(40˝) | 1.2 m(3´11˝) | 1.4 m(4´7˝) | 0.08 |
1.27 m(50˝) | 1.5 m(4´11˝) | 1.7 m(5´6˝) | 0.11 |
1.52 m(60˝) | 1.8 m(5´10˝) | 2.1 m(6´10˝) | 0.13 |
1.78 m(70˝) | 2.1 m(6´10˝) | 2.5 m(8´2˝) | 0.15 |
2.03 m(80˝) | 2.4 m(7´10˝) | 2.8 m(9´2˝) | 0.17 |
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2.29 m(90˝) | 2.7 m(8´10˝) | 3.2 m(10´5˝) | 0.19 |
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2.54 m(100˝) | 3.0 m(9´10˝) | 3.5 m(11´5˝) | 0.21 |
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3.05 m(120˝) | 3.6 m(11´9˝) | 4.3 m(14´1˝) | 0.25 |
3.81 m(150˝) | 4.6 m(15´1˝) | 5.4 m(17´8˝) | 0.32 |
5.08 m(200˝) | 6.1 m(20´) | 7.2 m(23´7˝) | 0.42 |
6.35 m(250˝) | 7.6 m(24´11˝) | 9.0 m(29´6˝) | 0.53 |
7.62 m(300˝) | 9.1 m(29´10˝) | 10.8 m(35´5˝) | 0.63 |
NOTE:
BThe dimensions in the table above are approximate.
BFor details about projected image distances, refer to page 67.