Christie Mirage S+, Руководство пользователя

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THROW DISTANCE
D-2
Roadster/Mirage S+ User’s Manual
Figure D-1 provides the recommended throw distance formulas for each of the
“Compact” Thunder Lenses. Pre-calculated throw distances for the complete range of
lens types and screen sizes appear in the charts and graphs on the following pages.
Refer to these examples to quickly determine the proper throw distance (±5%) for
your installation and lens.
Table D-1. Throw Distance Formulas
Diagonal Screen Size Lens Throw Ratio Throw Distance Formula cm (in.) ±5%
in cm
0.73:1 Fixed
0.7588 x screen width ( cm) + 31.211 cm 73-215 188-548
1.2:1 Fixed (short)
N/A N/A N/A
1.2:1 Fixed (long)
1.25 x screen width ( cm) + 13.6 cm 37-383 95-973
1.45 – 1.8:1
Min 1.4781 x screen width ( cm) +19.576 cm
Max: 1.839 x screen width ( cm) + 21.392 cm
64-536 163-1375
1.8 – 2.5
Min: 1.8301 x screen width ( cm) – 5.828 cm
Max: 2.6019 x screen width ( cm) – 3.251 cm
56-536 145-1375
2.5 – 4.5
Min 2.6147 x screen width ( cm) – 5.8132 cm
Max 4.7718 x screen width ( cm) – 25.91 cm.
66- 536 169-1375
4.5 – 7.3
Min: 4.5727 x screen width ( cm.) – 9.0449 cm
Max: 7.4058 x screen width ( cm) – 21.974 cm
78- 536 200-1375
NOTES:1) Make sure to use HORIZONTAL screen size in all formulas. 2 ) Calculations not available for 1.2:1 Fixed lenses.
Throw Distances for Compact Thunder Lenses
0.73:1 Fixed Lens
Image Width
(
)
Throw distance
cm in cm in
150 59 145 57
165 64 156 61
180 70 168 65
195 76 179 70
210 82 191 74
225 88 202 79
240 94 213 83
255 100 225 88
270 105 236 92
285 111 248 97
300 117 259 101
315 123 270 105
330 129 282 110
345 135 293 114
360 140 304 119
375 146 316 123
390 152 327 128
405 158 339 132
420 164 350 137
435 170 361 141
438 171 364 142
NOTE: Maximum throw distance=10m (33 ft.). Use throw distance of 1.0-1.3m (39-
51”) for optimized lens performance.