Throw Distance
Roadster & Mirage S+/HD User Manual
D-27
020-100002-04 Rev. 1 (12-2008)
4.15 - 6.74
Zoom
Image
Diagonal
Image Width
(W)
Throw
Distance (TD)
MAXIMUM ZOOM
Inch
cm Inch cm Inch cm
Throw Distance Formula
76.8
195.0 66.9 170 473.0 1201.4
TD = 6.887 x W + 12.07
83.6
212.3 72.8 185 513.7 1304.8
Where W = image width (inch)
90.3
229.5 78.7 200 554.4 1408.1
97.1
246.7 84.6 215 595.0 1511.4
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.
103.9
263.9 90.6 230 635.7 1614.7
110.7
281.1 96.5 245 676.4 1718.0
117.4
298.3 102.4 260 717.0 1821.3
124.2
315.5 108.3 275 757.7 1924.6
131.0
332.7 114.2 290 798.4 2027.9
137.8
349.9 120.1 305 839.1 2131.2
144.5
367.2 126.0 320 879.7 2234.5
151.3
384.4 131.9 335 920.4 2337.8
158.1
401.6 137.8 350 961.1 2441.1
164.9
418.8 143.7 365 1001.7 2544.4
171.7
436.0 149.6 380 1042.4 2647.7
178.4
453.2 155.5 395 1083.1 2751.0
185.2
470.4 161.4 410 1123.8 2854.3
192.0
487.6 167.3 425 1164.4 2957.6
198.8
504.8 173.2 440 1205.1 3060.9
205.5
522.0 179.1 455 1245.8 3164.2
212.3
539.3 185.0 470 1286.4 3267.5
219.1
556.5 190.9 485 1327.1 3370.9
225.9
573.7 196.9 500 1367.8 3474.2
232.6
590.9 202.8 515 1408.4 3577.5
239.4
608.1 208.7 530 1449.1 3680.8
246.2
625.3 214.6 545 1489.8 3784.1
253.0
642.5 220.5 560 1530.5 3887.4
259.7
659.7 226.4 575 1571.1 3990.7
266.5
676.9 232.3 590 1611.8 4094.0
273.3
694.1 238.2 605 1652.5 4197.3
280.1
711.4 244.1 620 1693.1 4300.6
286.8
728.6 250.0 635 1733.8 4403.9
293.6
745.8 255.9 650 1774.5 4507.2
300.4
763.0 261.8 665 1815.2 4610.5
307.2
780.2 267.7 680 1855.8 4713.8
313.9
797.4 273.6 695 1896.5 4817.1
320.7
814.6 279.5 710 1937.2 4920.4
327.5
831.8 285.4 725 1977.8 5023.7
334.3
849.0 291.3 740 2018.5 5127.0
341.0
866.2 297.2 755 2059.2 5230.3
347.8
883.5 303.1 770 2099.9 5333.6
354.6
900.7 309.1 785 2140.5 5437.0
361.4
917.9 315.0 800 2181.2 5540.3
368.1
935.1 320.9 815 2221.9 5643.6
374.9
952.3 326.8 830 2262.5 5746.9
381.7
969.5 332.7 845 2303.2 5850.2
388.5
986.7 338.6 860 2343.9 5953.5
395.2
1003.9 344.5 875 2384.6 6056.8
402.0
1021.1 350.4 890 2425.2 6160.1
408.8
1038.3 356.3 905 2465.9 6263.4
415.6
1055.6 362.2 920 2506.6 6366.7
422.3
1072.8 368.1 935 2547.2 6470.0