Christie Roadster S+12K User Manual page 168

Throw Distance
D-10
2.5 - 4.5:1
Zoom
Image Image Width
Diagonal (W)
Inch cm Inch cm
110.2 280.0 96.1 244
117.4 298.3 102.4 260
124.2 315.5 108.3 275
131.0 332.7 114.2 290
137.8 349.9 120.1 305
144.5 367.2 126.0 320
151.3 384.4 131.9 335
158.1 401.6 137.8 350
164.9 418.8 143.7 365
171.7 436.0 149.6 380
178.4 453.2 155.5 395
185.2 470.4 161.4 410
192.0 487.6 167.3 425
198.8 504.8 173.2 440
205.5 522.0 179.1 455
212.3 539.3 185.0 470
219.1 556.5 190.9 485
225.9 573.7 196.9 500
232.6 590.9 202.8 515
239.4 608.1 208.7 530
246.2 625.3 214.6 545
253.0 642.5 220.5 560
259.7 659.7 226.4 575
266.5 676.9 232.3 590
273.3 694.1 238.2 605
280.1 711.4 244.1 620
286.8 728.6 250.0 635
293.6 745.8 255.9 650
300.4 763.0 261.8 665
307.2 780.2 267.7 680
313.9 797.4 273.6 695
320.7 814.6 279.5 710
327.5 831.8 285.4 725
334.3 849.0 291.3 740
341.0 866.2 297.2 755
347.8 883.5 303.1 770
354.6 900.7 309.1 785
361.4 917.9 315.0 800
368.1 935.1 320.9 815
374.9 952.3 326.8 830
381.7 969.5 332.7 845
388.5 986.7 338.6 860
395.2 1003.9 344.5 875
402.0 1021.1 350.4 890
408.8 1038.3 356.3 905
415.6 1055.6 362.2 920
422.3 1072.8 368.1 935
429.1 1090.0 374.0 950
435.9 1107.2 379.9 965
442.7 1124.4 385.8 980
449.5 1141.6 391.7 995
456.2 1158.8 397.6 1010
463.0 1176.0 403.5 1025
469.8 1193.2 409.4 1040
476.6 1210.4 415.4 1055
Throw MINIMUM ZOOM
Distance (TD)
Inch cm
TD = 2.6147 x W - 2.29
248.9 632.2
Where W = image width (in
265.4 674.0
280.8 713.2
NOTE: The TD formula is provided in
296.2 752.4
inches, but the chart shows values in cm
311.7 791.7
and inches for easy reference. Make
327.1 830.9
sure you are using the correct unit of
342.6 870.1
measurement when calculating throw
358.0 909.3 distance.
373.4 948.5
388.9 987.8
404.3 1027.0
419.8 1066.2
435.2 1105.4
450.7 1144.7
466.1 1183.9
481.5 1223.1
497.0 1262.3
512.4 1301.5
527.9 1340.8
543.3 1380.0
558.7 1419.2
574.2 1458.4
589.6 1497.6
605.1 1536.9
620.5 1576.1
635.9 1615.3
651.4 1654.5
666.8 1693.7
682.3 1733.0
697.7 1772.2
713.1 1811.4
728.6 1850.6
744.0 1889.8
759.5 1929.1
774.9 1968.3
790.4 2007.5
805.8 2046.7
821.2 2085.9
836.7 2125.2
852.1 2164.4
867.6 2203.6
883.0 2242.8
898.4 2282.0
913.9 2321.3
929.3 2360.5
944.8 2399.7
960.2 2438.9
975.6 2478.1
991.1 2517.4
1006.5 2556.6
1022.0 2595.8
1037.4 2635.0
1052.9 2674.3
1068.3 2713.5
1083.7 2752.7
Throw Distance Formula
ch)
Roadster & Mirage S+/HD User Manual
020-100002-04 Rev. 1 (12-2008)