44
Appendix
Projected Image Size
NOTE: Use the graph and table
to help you determine projected
image sizes.
FIGURE 26
Projected image size
Tabl e 1 :
Range of distance to the screen for a given screen size
Diagonal
Screen Size
(inches)
Distance to screen
Image Width
(inches)
Maximum
distance
(feet)
Minimum
Distance
(feet)
60 48 8.5 6.9
72 58 10.2 8.3
84 67 11.9 9.7
90 72 12.7 10.4
100 80 14.1 11.6
120 96 17.0 13.9
150 120 21.2 17.4
50
100
150
200
250
5100 15 20 25 30
Diagonal Image Size (inches)
Distance to Screen (feet)
maximum image size
minimum image size