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The following table shows the relationship between the distance and projected image size.
z The minimum/maximum distances in the above table define the ranges within which
manual focus is possible. The ranges for Auto Focus and auto keystone correction are
smaller.
z Note that the distances provided above are for reference only. Actual distances will be
within ±5% of those provided.
Projection Size Projection Distance
Screen Size Diagonal (cm)
Minimum
Distance
(m)
Maximum
Distance
(m)
Minimum
Distance
(feet)
Maximum
Distance
(feet)
30 76 0.8 1.6 2.62 5.25
40 102 1.1 2.1 3.61 6.89
60 152 1.6 3.2 5.25 10.50
80 203 2.1 4.3 6.89 14.11
100 254 2.7 5.3 8.86 17.39
120 305 3.2 6.4 10.50 21.00
150 381 4.0 8.0 13.12 26.25
200 508 5.3 10.7 17.39 35.10
250 635 6.7 13.3 21.98 43.64
300 762 8.0 16.0 26.25 52.49