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Throw Distance
D-22
Roadster & Mirage S+/HD User Manual
020-100002-04 Rev. 1 (12-2008)
2.58 - 4.15
Zoom
Image
Diagonal
Image Width
(W)
Throw
Distance (TD)
MINIMUM ZOOM
Inch
cm Inch cm Inch cm
Throw Distance Formula
161.7
410.7 140.9 358 359.2 912.3
TD = 2.459 x W + 12.577
162.6
413.0 141.7 360 361.1 917.2
Where W = image width (inch)
169.4
430.3 147.6 375 375.6 954.1
176.2
447.5 153.5 390 390.1 991.0
NOTE:
The TD formula is provided in
inches, but the chart shows values in
cm and inches for easy reference.
Make sure you are using the correct
unit of measurement when calculating
throw distance.
182.9
464.7 159.4 405 404.7 1027.8
189.7
481.9 165.4 420 419.2 1064.7
196.5
499.1 171.3 435 433.7 1101.6
203.3
516.3 177.2 450 448.2 1138.5
210.0
533.5 183.1 465 462.7 1175.4
216.8
550.7 189.0 480 477.3 1212.3
223.6
567.9 194.9 495 491.8 1249.2
230.4
585.1 200.8 510 506.3 1286.0
237.1
602.4 206.7 525 520.8 1322.9
243.9
619.6 212.6 540 535.4 1359.8
250.7
636.8 218.5 555 549.9 1396.7
257.5
654.0 224.4 570 564.4 1433.6
264.3
671.2 230.3 585 578.9 1470.5
271.0
688.4 236.2 600 593.4 1507.3
277.8
705.6 242.1 615 608.0 1544.2
284.6
722.8 248.0 630 622.5 1581.1
291.4
740.0 253.9 645 637.0 1618.0
298.1
757.2 259.8 660 651.5 1654.9
304.9
774.5 265.7 675 666.1 1691.8
311.7
791.7 271.7 690 680.6 1728.7
318.5
808.9 277.6 705 695.1 1765.5
325.2
826.1 283.5 720 709.6 1802.4
332.0
843.3 289.4 735 724.1 1839.3
338.8
860.5 295.3 750 738.7 1876.2
345.6
877.7 301.2 765 753.2 1913.1
352.3
894.9 307.1 780 767.7 1950.0
359.1
912.1 313.0 795 782.2 1986.9
365.9
929.3 318.9 810 796.7 2023.7
372.7
946.6 324.8 825 811.3 2060.6
379.4
963.8 330.7 840 825.8 2097.5
386.2
981.0 336.6 855 840.3 2134.4
393.0
998.2 342.5 870 854.8 2171.3
399.8
1015.4 348.4 885 869.4 2208.2
406.5
1032.6 354.3 900 883.9 2245.0
413.3
1049.8 360.2 915 898.4 2281.9
420.1
1067.0 366.1 930 912.9 2318.8
426.9
1084.2 372.0 945 927.4 2355.7
433.6
1101.5 378.0 960 942.0 2392.6
440.4
1118.7 383.9 975 956.5 2429.5
447.2
1135.9 389.8 990 971.0 2466.4
454.0
1153.1 395.7 1005 985.5 2503.2
460.7
1170.3 401.6 1020 1000.0 2540.1
467.5
1187.5 407.5 1035 1014.6 2577.0
474.3
1204.7 413.4 1050 1029.1 2613.9
481.1
1221.9 419.3 1065 1043.6 2650.8
487.8
1239.1 425.2 1080 1058.1 2687.7
494.6
1256.3 431.1 1095 1072.7 2724.6
501.4
1273.6 437.0 1110 1087.2 2761.4
508.2
1290.8 442.9 1125 1101.7 2798.3