Denso BHT-805B - 8.1.3 Reading Performance


BHT-805B
8.1.3 Reading Performance
Reading Reference Position
As illustrated at left, align the reading
window with the center of the label (code)
to be read.
Label
Reading Distance and Area
Reading central axis
0.33mm
58mm
0.15mm
0.12mm
230mm 600mm 660mm
0100200300400500600700（mm） 
1.0mm
1.2mm
Reading distance
Minimum Narrow Bar Width Depth of Field
0.125 mm
0.15 mm
0.33 mm
1.0 mm
1.2 mm
0 ≦ H ≦ 75 mm *1
0 ≦ H ≦ 110 mm *2
0 ≦ H ≦ 240 mm *3
H ≦ 570 mm *4
H ≦ 620 mm *5
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