Appendix E. Projected image size
Use the following graph and table to help you determine projected image
sizes.
50
100
150
200
300
250
350
5100 15 20 25 30

Diagonal Image Size (inches)

Distance to Screen (feet)

maximum image size

minimum image size

(106.7m)
(91.4m)
(76.2m)
(45.7m)
(15.2m)
(1.5m) (4.6m) (6.1m) (7.6m) (9.1m)(3m)
(30.48m)
(61m)
© Copyright IBM Corp. 2001 47