Dell 1510X Projector - Manual (Page 22)

Adjusting Projection Image Size
307"(779.78cm)
277"(703.58cm)
215"(546.10cm)
154"(391.16cm)
92"(233.68cm)
37"(93.98cm)
256"
(650.24cm)
231"
(586.74cm)
179"
(454.66cm)
128"
(325.12 cm)
77"
(195.58cm)
30.8"
(78.23cm)
Projector to screen distance
32.81'(10.0m) 29.53'(9.0m) 22.97'(7.0m) 16.40'(5.0m) 9.84'(3.0m)
3.94'(1.2m)
Using Your Projector 22