Appendix A — Specifications
CK3R and CK3X Mobile Computer User Manual 95
EA31 Typical Reading Distances - Extended Reading Range
These typical reading distances are measured in an office environment
(250 lux) for the EA31 standard model with Extended Reading Range
activated. Extended Reading Range is enabled by default.
EA31 Typical Reading Distances - Extended Reading Range
EA31 Typical Reading Distances - Extended Reading Range Activated
Symbology Density Minimum Distance Maximum Distance
Code 39 0.125 mm/5
mils0.50 mm/20
mils1 mm/40
mils
4.50 cm/1.77
in6.00 cm/2.36
in12.50 cm/4.92 in
22.50 cm/8.86
in64.00 cm/25.20
in97.50 cm/38.39
in
EAN/UPC 100% 0.33 mm/13 mils 4.50 cm/1.77 in 41 cm/16.14 in
4"
8"
0"
4"
8"
12"
12"
cm
0.5 mm / 20 mils
1 mm / 40 mils
in
0" 36"32"28"24"20"16"12"8"4"
40"
0908070605040302010
100
EAN/UPC
0.125mm/5 mils
10
0
10
20
20
30
30