Positioning your projector 17
Obtaining a preferred projected image size
Projection dimensions
• Installation distance D is measured from the projector rear side to the wall surface.
• Projection distance a is measured from the projector rear side to the projection surface.
• Vertical offset V is measured from the top edge of the front of the projector to the bottom edge of
screen.
The screen aspect ratio is 16:9 and the projected picture is in a 16:9 aspect ratio
Screen size
Ver t ic a l
offset
Installation distance (D)
Diagonal (M) Height (h) Width (W) V
X
a
=0 mm
(D=a)
a. Assume the thickness of projection screen(X) is 0 mm.
X
b
=30 mm
(D=a+30 mm)
b. Assume the thickness of projection screen(X) is 30 mm.
Inch mm (mm) (mm) (mm) (mm) (mm)
87 2210 1083 1926 177 83 113
90 2286 1121 1992 185 98 128
95 2413 1183 2103 196 122 152
100 2540 1245 2214 208 147 177
105 2667 1308 2324 220 171 201
110 2794 1370 2435 232 196 226
115 2921 1432 2546 244 221 251
120 3048 1494 2657 256 245 275
125 3175 1557 2767 267 270 300
130 3302 1619 2878 279 295 325