Reading Performance - Denso BHT-805B User Manual

BHT-805B

8.1.3 Reading Performance

Reading Reference Position
Reading Distance and Area
Minimum Narrow Bar Width
The label position is on the BHT-805B central axis.
The BHT-805B may fail to read codes due to specular reflection depending upon the position of the light
source, reading angle of the reading window, and other conditions.
156
As illustrated at left, align the reading
Label window with the center of the label (code)
to be read.
58mm 230mm
0.12mm
0.15mm
0.33mm
0 100 200 300
Reading distance
0.125 mm
0.15 mm
0.33 mm
1.0 mm
1.2 mm
600mm
1.0mm
1.2mm
400 500 600
Depth of Field
0 ≦ H ≦ 75 mm *1
0 ≦ H ≦ 110 mm *2
0 ≦ H ≦ 240 mm *3
H ≦ 570 mm *4
H ≦ 620 mm *5
660mm
Reading central axis
700（mm）