
Appendix A — Specifications
136 CK31 Handheld Computer User’s Manual
Standard Range Laser Minimum Reading Distances
Minimum reading distances are measured in the dark (0 lux).
Minimum Reading Distances With 1.087 cm (0.428 in) Setback
Symbology Density Minimum Distance Maximum Distance
Code 39 0.125 mm (5 mils) 8.564 cm (3.272 in) 17.962 cm (7.072 in)
0.25 mm (10 mils) 5.770 cm (2.272 in) 37.774 cm (14.872 in)
0.5 mm (20 mils) 7.802 cm (3.072 in) 78.922 cm (31.072 in)
1 mm (40 mils) 8.818 cm (3.472 in) 130.992 cm (51.572 in)
1.3 mm (51 mils)
Depends on the symbology
length and scan angle
148.772 cm (58.572 in)
UPC/EAN 0.33 mm (13 mils) 5.516 cm (2.172 in) 46.918 cm (18.472 in)
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