Cognex DataMan DM474, Справочное руководство

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Field of View
The following maps show the field of view of the High Speed Steerable Mirror.
Note : Due to tolerances, ranges can vary by +/- 5 % from unit to unit.
1-Axis Field of View
The following field of view projections represent the approximate 1-Axis field of view achievable for 1D and 2D barcodes.
Field of view coverage for 1D codes (3 and 5 MP)
Reader Lens Module Size (mm) Max Working Distance (mm) Coverage (mm) Coverage (mm)
DM474 16mm 0.254 (10 mil) Z1 830 Y1 900 X1 389
0.339 (13 mil) Z2 1100 Y2 1225 X2 516
0.508 (20 mil) Z3 1670 Y3 1950 X3 760
24mm 0.254 (10 mil) Z1 1060 Y1 2000 X1 325
0.339 (13 mil) Z2 1450 Y2 2600 X2 441
0.508 (20 mil) Z3 2150 Y3 4000 X3 645
35mm 0.254 (10 mil) Z1 1540 Y1 3000 X1 318
0.339 (13 mil) Z2 2060 Y2 4000 X2 423
0.508 (20 mil) Z3 3090 Y3 6000 X3 631
DM475 24mm 0.254 (10 mil) Z1 1060 Y1 2000 X1 388
0.339 (13 mil) Z2 1450 Y2 2600 X2 527
0.508 (20 mil) Z3 2150 Y3 4000 X3 772
35mm 0.254 (10 mil) Z1 1540 Y1 3000 X1 380
0.339 (13 mil) Z2 2060 Y2 4000 X2 506
0.508 (20 mil) Z3 3090 Y3 6000 X3 754
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Setting Up Your DataMan 470 Reader