BenQ SX912, Руководство пользователя

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Positioning your projector 17
Obtaining a preferred projected image size
The distance from the projector lens to the screen, the zoom setting (if available), and the
video format each factors in the projected image size.
Projection dimensions
Refer to "Dimensions" on page 62 for the center of lens dimensions of this projector
before calculating the appropriate position.
SX912
The screen aspect ratio is 4:3 and the projected picture is 4:3.
Projection distance
Center of lens
Screen
Vertical offset
Maximum zoom
Minimum zoom
W
H
Screen size Distance from screen [mm]
Offset
[mm]
Diagonal Width Height Min Dis-
tance
Average Max Dis-
tance
A [mm]
@ Wide
mode
inch mm mm mm
50 1270 1016 762 1451 1814 2176 91
60 1524 1219 914 1741 2176 2612 110
70 1778 1422 1067 2031 2539 3047 128
80 2032 1626 1219 2321 2902 3482 146
90 2286 1829 1372 2612 3264 3917 165
100 2540 2032 1524 2902 3627 4353 183
110 2794 2235 1676 3192 3990 4788 201
120 3048 2438 1829 3482 4353 5223 219
130 3302 2642 1981 3772 4715 5658 238
140 3556 2845 2134 4062 5078 6094 256
150 3810 3048 2286 4353 5441 6529 274
160 4064 3251 2438 4643 5803 6964 293
170 4318 3454 2591 4933 6166 7399 311
180 4572 3658 2743 5223 6529 7835 329
190 4826 3861 2896 5513 6892 8270 347