StarCam™ Data Sheet
StarCam™: Distance, Field of View, and Accuracy Relationships (Metric)
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12.0mm Focal Length Setup (FW-3R only)
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Distance to Camera (m)
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Field Of View (m)
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69mm Base Length Accuracy(+/-mm)
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122mm Base Length Accuracy(+/-mm)
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175mm Base Length Accuracy(+/-mm)
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|
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Horizontal
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Vertical
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0.50
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0.27 x 0.20
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0.254
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0.143
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-
|
|
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0.75
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0.40 x 0.30
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0.571
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0.323
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-
|
|
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1.00
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0.53 x 0.40
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1.014
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0.574
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-
|
|
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1.50
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0.80 x 0.60
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2.283
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1.291
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-
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|
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2.00
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1.07 x 0.80
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-
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2.295
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1.600
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|
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2.50
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1.33 x 1.00
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-
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3.586
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2.500
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3.00
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1.60 x 1.20
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-
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5.164
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3.600
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|
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3.50
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1.87 x 1.40
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-
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-
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4.900
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4.00
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2.13 x 1.60
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-
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-
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6.400
|
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17.6mm Focal Length Setup (FW- 3/3R)
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|
Distance to Camera (m)
|
Field Of View (m)
|
69mm Base Length Accuracy(+/-mm)
|
122mm Base Length Accuracy(+/-mm)
|
175mm Base Length Accuracy(+/-mm)
|
|
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Horizontal
|
Vertical
|
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0.50
|
0.18 x 0.14
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0.173
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0.098
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-
|
|
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0.75
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0.27 x 0.20
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0.389
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0.220
|
-
|
|
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1.00
|
0.36 x 0.27
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0.692
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0.391
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-
|
|
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1.50
|
0.55 x 0.41
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1.556
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0.880
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0.614
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|
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2.00
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0.73 x 0.55
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-
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1.565
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1.091
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|
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2.50
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0.91 x 0.68
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-
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2.445
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1.705
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|
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3.00
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1.09 x 0.82
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-
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3.521
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2.455
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|
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3.50
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1.27 x 0.95
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-
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-
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3.341
|
|
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4.00
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1.45 x 1.09
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-
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-
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4.364
|
|
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34.9mm Focal Length Setup (FW- 3/3R)
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Distance to Camera (m)
|
Field Of View (m)
|
69mm Base Length Accuracy(+/-mm)
|
122mm Base Length Accuracy(+/-mm)
|
175mm Base Length Accuracy(+/-mm)
|
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|
Horizontal
|
Vertical
|
|||||
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0.50
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0.09 x 0.07
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0.087
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0.049
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-
|
||
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0.75
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0.14 x 0.10
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0.196
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0.111
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-
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||
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1.00
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0.18 x 0.14
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0.349
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0.197
|
-
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||
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1.50
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0.28 x 0.21
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0.785
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0.444
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-
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||
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2.00
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0.37 x 0.28
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-
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0.789
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0.550
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2.50
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0.46 x 0.34
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-
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1.233
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0.860
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||
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3.00
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0.55 x 0.41
|
-
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1.776
|
1.238
|
||
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3.50
|
0.64 x 0.48
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-
|
-
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1.685
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||
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4.00
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0.73 x 0.55
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-
|
-
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2.201
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