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Diagonal
length (inch)
Screen Size WxH Projection Distance (D)
Offset (Hd)
(m) (inch) (m) (feet)
Width Height Width Height wide tele wide tele (m) (feet)
32 0.65 0.49 25.6 19.2 1.3 1.6 4.3 5.1 0.10 0.3
40 0.81 0.61 32.0 24.0 1.6 2.0 5.3 6.4 0.12 0.4
60 1.22 0.91 48.0 36.0 2.4 2.9 8.0 9.6 0.18 0.6
70 1.42 1.07 56.0 42.0 2.8 3.4 9.3 11.2 0.21 0.7
80 1.63 1.22 64.0 48.0 3.3 3.9 10.7 12.8 0.24 0.8
90 1.83 1.37 72.0 54.0 3.7 4.4 12.0 14.4 0.27 0.9
100 2.03 1.52 80.0 60.0 4.1 4.9 13.3 16.0 0.30 1.0
120 2.44 1.83 96.0 72.0 4.9 5.9 16.0 19.2 0.37 1.2
150 3.05 2.29 120.0 90.0 6.1 7.3 20.0 24.0 0.46 1.5
180 3.66 2.74 144.0 108.0 7.3 8.8 24.0 28.8 0.55 1.8
250 5.08 3.81 200.0 150.0 10.2 12.2 33.3 40.0 0.76 2.5
300 6.10 4.57 240.0 180.0 12.2 14.6 40.0 48.0 0.91 3.0
This table is for user’s reference only.