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Appendix A
108 CK30 Handheld Computer User’s Manual
Advanced Long-Range Laser Scanner Optical Parameters
Bar Code Specification Depth of Field / Scanning Range
13 mil code** 7.52 to 9.76 m 2.47 to 3.2 ft
15 mil code 6.25 to 11.28 m 2.05 to 3.70 ft
30 mil code 10.82 to 22.71 m 3.55 to 7.45 ft
55 mil code 7.01* to 25.5 m 2.3* to 8.37 ft
70 mil code,
retroreflective
29.11* to 58.27 m 9.55* to 19.12 ft
100 mil code,
retroreflective
31.9* to 82.15 m 10.47* to 26.95 ft
*Near fields are governed by the width of the bar code. This
number is based on a single digit Code 39 label.
**UPC only.
ID Linear Imager Reading Distances
Reading distance on the 1D line
Symbology Density
(mm)
Density
(mil)
Min
(mm)
Max
(mm)
Min
(inch)
Max
(inch)
Code 39 0.1 4 95 136 3.7 5.4
0.3 12 45 240 1.8 9.4
0.5 20 44 300 1.7 11.8
1 39 120 400 4.7 15.7
EAN 0,33 mm/
100%
contrast
13 mils/
100%
contrast
45 240 1.8 9.4
0,33 mm/
25%
contrast
13 mils/
25%
contrast
61 157 2.4 6.2
Reading distances on the 2D line
Symbology Density
(mm)
Density
(mil)
Min
(mm)
Max
(mm)
Min
(inch)
Max
(inch)
Code 39 0.125 5 95 146 3.7 5.7
EAN 0,33 mm/
100%
contrast
13 mils/
100%
contrast
60 205 2.4 8.1