Christie DLV1400-DX User Manual page 143

HD Lenses
013-100199-03
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0.67:1 Fixed
Lens
Image Image Width
Diagonal (W)
Inch cm Inch cm
66.9 169.8 58.3 148
67.8 172.1 59.1 150
74.5 189.3 65.0 165
81.3 206.5 70.9 180
88.1 223.7 76.8 195
94.9 240.9 82.7 210
101.6 258.2 88.6 225
108.4 275.4 94.5 240
115.2 292.6 100.4 255
122.0 309.8 106.3 270
128.7 327.0 112.2 285
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
201.0 510.6 175.2 445
1.1:1 RP
Fixed Lens
Image Image Width
Diagonal (W)
Inch cm Inch cm
42.8 108.7 37.3 94.7
49.7 126.2 43.3 110.0
56.5 143.4 49.2 125.0
63.2 160.6 55.1 140.0
70.0 177.8 61.0 155.0
76.8 195.0 66.9 170.0
Throw
Distance
(TD)
TD = 0.7058 x W + 2.23
Inch cm
Where W = image width (inch)
43.4 110.1
43.9 111.5
NOTE: The TD formula is provided in inches,
48.1 122.1
but the chart shows values in cm and inches
52.2 132.7
for easy reference. Make sure you are using
56.4 143.3
the correct unit of measurement when
60.6 153.9
calculating throw distance.
64.8 164.5
68.9 175.1
73.1 185.6
77.3 196.2
81.4 206.8
85.6 217.4
89.8 228.0
93.9 238.6
98.1 249.2
102.3 259.8
106.4 270.3
110.6 280.9
114.8 291.5
118.9 302.1
123.1 312.7
125.9 319.7
Throw
Distance
(TD)
TD = 1.194 x W + 2.67
Inch cm
Where W = image width (inch)
47.2 119.9
54.4 138.1
NOTE: The TD formula is provided in
61.4 156.0
inches, but the chart shows values in cm and
68.5 173.9
inches for easy reference. Make sure you are
75.5 191.9
using the correct unit of measurement when
82.6 209.8
calculating throw distance.
Appendix D: Throw Distance
Throw Distance Formula
Throw Distance Formula
D-11