NEC GT1150 GT1150/2150 - Page 3

Desktop Setup, Distance Chart

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Desktop Setup The following diagram shows the relationship between projector position and the screen. Refer to the chart below for data. Distances are in inches. For millimeters multiply by 25.4. Screen Ctr Throw Distance Shift + Shift - Factory Preset 4.65" Note: See Page 4 and 5 for lens shift range for each lens. Note: Lens shift is not available on GT10RL/GT10RLB (rear lenses). GT10RL/GT10RLB should be used only for "zero degree/nooffset" applications. Distance Chart (for popular screen sizes) Screen Size (4:3) Diag inches 40 60 67 72 84 90 100 120 150 180 200 240 250 270 300 400 500 W inches 32 48 53.6 57.6 67.2 72 80 96 120 144 160 192 200 216 240 320 400 H inches 24 36 40.2 43.2 50.4 54 60 72 90 108 120 144 150 162 180 240 300 Rear Lenses GT10RL (discontinued) GT10RLB* 1.0:1 1.08:1 inches inches 30.4 32.8 46.8 50.2 52.6 56.3 56.7 60.6 66.6 71.1 71.5 76.3 79.7 85.0 96.1 102.5 120.8 128.6 145.4 154.7 161.9 172.2 194.7 NA 203.0 NA 219.4 NA 244.0 NA NA NA NA NA GT13ZL/13ZLB 1.3 - 1.6:1 inches 39.6 - 49.2 60.6 - 75.0 67.9 - 84.0 73.1 - 90.5 85.7 - 105.9 92.0 - 113.7 102.5 - 126.6 123.4 - 152.3 154.9 - 191.0 186.3 - 229.7 207.3 - 255.5 249.2 - 307.0 259.7 319.9 280.6 - 345.7 312.1 - 384.3 NA NA Throw Distance Zoom Lenses GT19ZL/19ZLB (check availability) GT20ZL* 1.8 - 2.4:1 inches 2.1 - 2.8:1 inches 56.4 - 74.3 65.6 - 87.2 86.2 - 113.1 100.3 - 132.7 96.7 - 126.7 112.5 - 148.7 104.1 - 136.3 121.2 - 160.1 122.0 - 159.6 142.0 - 187.4 131.0 - 171.2 152.5 - 201.1 145.9 - 190.6 169.9 - 223.9 175.7 - 229.4 204.6 - 269.4 220.4 - 287.5 256.8 - 337.8 265.2 - 345.7 308.9 - 406.1 295.0 - 384.5 343.7 - 451.7 354.6 - 462.0 413.2 - 542.8 369.6 481.4 430.6 565.6 399.4 - 520.2 465.4 - 611.2 444.1 - 578.3 517.6 - 679.5 NA NA NA NA GT24ZL/24ZLB 2.4 - 3.4:1 inches NA 111.8 - 164.2 125.4 - 183.9 135.1 - 198.0 158.4 - 231.8 170.0 - 248.7 189.5 - 276.9 228.3 - 333.2 286.6 - 417.7 344.9 - 502.2 383.7 - 558.5 461.4 - 671.2 480.8 699.4 519.7 - 755.7 578.0 - 840.2 772.2 - 1121.9 NA GT34ZL/34ZLB 3.4 - 5.2:1 inches NA NA NA NA 231.9 - 351.3 249.0 - 376.9 277.4 - 419.5 334.2 - 504.7 419.5 - 632.6 504.7 - 760.5 561.6 - 845.8 675.3 - 1016.3 703.7 1058.9 760.5 - 1144.1 845.8 - 1272.0 1130.0 - 1698.3 1414.1 - 2124.6 Note: For screen sizes not indicated on the chart, use the formulas on page 1. Note: "NA" means it is outside the screen range for that lens. Refer to "Screen Sizes" in the Lens Specifications on Page 1. *GT10RLB and GT20ZL may need a metal plate removed at the back of the lens to achieve full screen size range (see page 6). www.necvisualsystems.com GT1150/2150 Page 3 of 10

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www.necvisualsystems.com
GT1150/2150
Page 3 of 10
Desktop Setup
The following diagram shows the relationship between projector position and the screen. Refer to the chart below for data.
Distances are in inches. For millimeters multiply by 25.4.
Note:
See Page 4 and 5 for lens shift range for each lens.
Note:
Lens shift is not available on GT10RL/GT10RLB (rear lenses). GT10RL/GT10RLB should be used only for “zero degree/no-
offset” applications.
Distance Chart
(for popular screen sizes)
Note:
For screen sizes not indicated on the chart, use the formulas on page 1.
Note:
“NA” means it is outside the screen range for that lens. Refer to “Screen Sizes” in the Lens Specifications on Page 1.
*
GT10RLB and GT20ZL may need a metal plate removed at the back of the lens to achieve full screen size range (see page 6).
Throw Distance
Screen Ctr
4.65"
Shift -
Factory Preset
Shift +
GT10RL
(discontinued)
GT10RLB*
Diag
W
H
1.0:1
1.08:1
inches
inches
inches
inches
inches
40
32
24
30.4
32.8
39.6 - 49.2
56.4 - 74.3
65.6
-
87.2
60
48
36
46.8
50.2
60.6 - 75.0
86.2 - 113.1
100.3 - 132.7
111.8 - 164.2
67
53.6
40.2
52.6
56.3
67.9 - 84.0
96.7 - 126.7
112.5 - 148.7
125.4 - 183.9
72
57.6
43.2
56.7
60.6
73.1 - 90.5
104.1 - 136.3
121.2 - 160.1
135.1 - 198.0
84
67.2
50.4
66.6
71.1
85.7 - 105.9
122.0 - 159.6
142.0 - 187.4
158.4 - 231.8
231.9 - 351.3
90
72
54
71.5
76.3
92.0 - 113.7
131.0 - 171.2
152.5 - 201.1
170.0 - 248.7
249.0 - 376.9
100
80
60
79.7
85.0
102.5 - 126.6
145.9 - 190.6
169.9 - 223.9
189.5 - 276.9
277.4 - 419.5
120
96
72
96.1
102.5
123.4 - 152.3
175.7 - 229.4
204.6 - 269.4
228.3 - 333.2
334.2 - 504.7
150
120
90
120.8
128.6
154.9 - 191.0
220.4 - 287.5
256.8 - 337.8
286.6 - 417.7
419.5 - 632.6
180
144
108
145.4
154.7
186.3 - 229.7
265.2 - 345.7
308.9 - 406.1
344.9 - 502.2
504.7 - 760.5
200
160
120
161.9
172.2
207.3 - 255.5
295.0 - 384.5
343.7 - 451.7
383.7 - 558.5
561.6 - 845.8
240
192
144
194.7
NA
249.2 - 307.0
354.6 - 462.0
413.2 - 542.8
461.4 - 671.2
675.3 - 1016.3
250
200
150
203.0
NA
259.7
319.9
369.6
481.4
430.6
565.6
480.8
699.4
703.7
1058.9
270
216
162
219.4
NA
280.6 - 345.7
399.4 - 520.2
465.4 - 611.2
519.7 - 755.7
760.5 - 1144.1
300
240
180
244.0
NA
312.1 - 384.3
444.1 - 578.3
517.6 - 679.5
578.0 - 840.2
845.8 - 1272.0
400
320
240
NA
NA
772.2 - 1121.9
1130.0 - 1698.3
500
400
300
NA
NA
1414.1 - 2124.6
GT20ZL*
inches
2.1 - 2.8:1
NA
NA
NA
NA
NA
NA
NA
1.3 - 1.6:1
1.8 - 2.4:1
inches
inches
NA
GT24ZL/24ZLB
GT34ZL/34ZLB
2.4 - 3.4:1
inches
inches
NA
Rear Lenses
Screen Size
(4:3)
Throw Distance
NA
Zoom Lenses
3.4 - 5.2:1
NA
GT13ZL/13ZLB
GT19ZL/19ZLB
(check availability)
NA