Christie Roadster S+12K User Manual page 162

Throw Distance
D-4
1.2:1 FP
Fixed Lens
Image Image Width
Diagonal (W)
Inch cm Inch cm
135.5 344.2 118.1 300
142.3 361.4 124.0 315
149.1 378.6 129.9 330
155.8 395.8 135.8 345
162.6 413.0 141.7 360
169.4 430.3 147.6 375
176.2 447.5 153.5 390
182.9 464.7 159.4 405
189.7 481.9 165.4 420
196.5 499.1 171.3 435
203.3 516.3 177.2 450
210.0 533.5 183.1 465
216.8 550.7 189.0 480
223.6 567.9 194.9 495
230.4 585.1 200.8 510
237.1 602.4 206.7 525
243.9 619.6 212.6 540
250.7 636.8 218.5 555
257.5 654.0 224.4 570
264.3 671.2 230.3 585
271.0 688.4 236.2 600
277.8 705.6 242.1 615
284.6 722.8 248.0 630
291.4 740.0 253.9 645
298.1 757.2 259.8 660
304.9 774.5 265.7 675
311.7 791.7 271.7 690
318.5 808.9 277.6 705
325.2 826.1 283.5 720
332.0 843.3 289.4 735
338.8 860.5 295.3 750
345.6 877.7 301.2 765
352.3 894.9 307.1 780
359.1 912.1 313.0 795
365.9 929.3 318.9 810
372.7 946.6 324.8 825
379.4 963.8 330.7 840
386.2 981.0 336.6 855
393.0 998.2 342.5 870
399.8 1015.4 348.4 885
406.5 1032.6 354.3 900
413.3 1049.8 360.2 915
420.1 1067.0 366.1 930
426.9 1084.2 372.0 945
433.6 1101.5 378.0 960
440.4 1118.7 383.9 975
447.2 1135.9 389.8 990
454.0 1153.1 395.7 1005
460.7 1170.3 401.6 1020
467.5 1187.5 407.5 1035
474.3 1204.7 413.4 1050
481.1 1221.9 419.3 1065
487.8 1239.1 425.2 1080
494.6 1256.3 431.1 1095
Throw
Distance (TD)
Inch cm
TD = 1.2487 x W + 5.348
Where W = image width (inch)
152.8 388.2
160.2 406.9
NOTE: The TD formula is provided in
167.6 425.7
inches, but the chart shows values in cm
175.0 444.4
and inches for easy reference. Make sure
182.3 463.1
you are using the correct unit of
189.7 481.8
measurement when calculating throw
197.1 500.6
distance.
204.5 519.3
211.8 538.0
219.2 556.8
226.6 575.5
233.9 594.2
241.3 613.0
248.7 631.7
256.1 650.4
263.4 669.2
270.8 687.9
278.2 706.6
285.6 725.3
292.9 744.1
300.3 762.8
307.7 781.5
315.1 800.3
322.4 819.0
329.8 837.7
337.2 856.5
344.6 875.2
351.9 893.9
359.3 912.6
366.7 931.4
374.1 950.1
381.4 968.8
388.8 987.6
396.2 1006.3
403.6 1025.0
410.9 1043.8
418.3 1062.5
425.7 1081.2
433.1 1100.0
440.4 1118.7
447.8 1137.4
455.2 1156.1
462.5 1174.9
469.9 1193.6
477.3 1212.3
484.7 1231.1
492.0 1249.8
499.4 1268.5
506.8 1287.3
514.2 1306.0
521.5 1324.7
528.9 1343.4
536.3 1362.2
543.7 1380.9
Throw Distance Formula
Roadster & Mirage S+/HD User Manual
020-100002-04 Rev. 1 (12-2008)