User's Manual

Appendix A — Specifications and Default Settings
138 70 Series Mobile Computer User Manual
EV12 LInear Imager Typical Reading Distances
The illustration below does not include the 0.12 cm (0.05 in) setback
for the CK71. Typical reading distances are measured in an office
environment (200 lux).
EV12 Typical Reading Distances With 0.12 cm (0.05 in) Setback
** Minimum distance depends on bar code width and scan angle.
0"
4"
16"
in
cm
0
20
40
0" 32" 24" 16" 8"
0 80 60 40 20
0.125 mm / 5 mils
0.25 mm / 10 mils
0.5 mm / 20 mils
1 mm / 40 mils
EAN/UPC 100%
10
30
20
40
10
30
12"
8"
10 30 50 70
4" 12" 20" 28"
2"
6"
10"
14"
4"
16"
12"
8"
2"
6"
10"
14"
90
36"
Symbology Density Minimum Distance Maximum Distance
Code 39 0.15 mm (6 mils)
0.25 mm (10 mils)
0.5 mm (20 mils)
1 mm (40 mils)
9.6 cm (3.8 in)
6.1 cm (2.5 in)
5.1 cm (2.1 in)
7.1 cm (2.9 in)**
19.9 cm (7.9 in)
24.9 cm (9.8 in)
34.9 cm (13.8 in)
50.9 cm (20.1 in)
EAN/UPC 0.33 mm (13 mils) 5.1 cm (2.1 in) 27.9 cm (11.0 in)