Dell Mobile Projector M900HD - Manual (Page 18)

Di
ag
on
al:
60
"
Di
sta
nc
e:
1.8
m
Screen size Top
Desired Distance (m) From base to top of image
Diagonal (inch)
W (cm) x H (cm) (cm)
0.91 30 65 x 41 43
1.21 40 86 x 54 57
1.51 50 108 x 67 71
1.8 60 129 x 80 84
2.1 70 150 x 94 98
2.4 80 171 x 107 113
* This graph is for user reference only.
* Offset Ratio: 105±5%
W
H
e
ight
(H
d): 84
cm
C
B
H
A
Using Your Projector 18