BenQ MX819ST User Manual page 57

Computer Resolution:
WXGA
Image Resolution: WXGA
Image Diagonal (inches)
Image Height (mm)
Image Width (mm)
Distance from floor to
bottom of image (mm)
Distance from screen surface
to projector lens (mm)
Distance from top case to
the top of image (mm)
Distance from top of wall
mount to ceiling (mm)
Minimum Ceiling Height
(mm)
SMART
Diagram
Board
Reference
685
D 87
H 1171
W 1874
f 900
a 916
b 6.8
c 50
e 2461.8
Promethean Hitachi
ActivBoard FX-TRIO-
387 88W
87 88
1171 1181
1874 1887
900 900
916 926
6.8 7.5
50 50
2461.8 2472.5
Specifications
Hitachi
FX-DUO-
88W
88
1181
1887
900
926
7.5
50
2472.5
57