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F
IGURE
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Projected image size for 4:3 aspect ratio
Table 7:
Range of distance to the screen for a given screen size for 4:3 aspect
ratio
Diagonal
Screen Size
(inches)
Distance to screen
Image Width
(inches)
Maximum
distance
(feet)
Minimum
Distance
(feet)
60 48 8.9 7.2
72 58 10.7 8.7
84 67 12.5 10.1
90 72 13.4 10.9
100 80 14.9 12.1
120 96 17.9 14.5
50
100
150
200
300
250
350
5
100
15
20 25 30
Diagonal Image Size (inches)
Distance to Screen (feet)
maximum image size
minimum image size