Fixed-mount Imager Integration Guide

4 - 12 Symbol MS4404/MS4407 Integration Guide
Table 4-5 Standard Near Focus Decode Distances
Symbol Density/
Bar Code Type
Bar Code
Content/
Contrast
Note 2
Typical Working
Ranges
Guaranteed Working
Ranges
Near Far Near Far
5.0 mil
Code 39
ABCDEFGH
80% MRD
2.7 in
6.9 cm
5.5 in
14.0 cm
4.0 in
10.2 cm
5.0 in
12.7 cm
6.67 mil
PDF417
4 Col, 20 Rows
80% MRD
3.0 in
7.62 cm
5.25 in
13.3 cm
4.5 in
11.4 cm
5.0 in
12.7 cm
7.5 mil
Code 39
ABCDEF
80% MRD
2.2 in
5.6 cm
6.0 in
15.2 cm
3.5 in
8.9 cm
5.5 in
13.9 cm
10 mil
PDF417
3 Col, 17 Rows
80% MRD
3.0 in
7.6 cm
6.0 in
15.2 cm
4.0 in
10.2 cm
5.5 in
13.9 cm
13 mil
UPC-A
012345678905
80% MRD
2.0 in
5.1 cm
7.0 in
17.8 cm
3.0 in
7.6 cm
6.0 in
15.2 cm
15 mil
PDF417
80% MRD Note 1 7.0 in
17.8 cm
Note 1 6.0 in
15.2 cm
20 mil
Code 39
123
80% MRD
Note 1 9.5 in
24.1 cm
Note 1 8.0 in
20.3 cm
Notes:
1. Near distances are field-of-view (FOV) limited.
2. Contrast is measured as Mean Reflective Difference (MRD) at 670 nm.
3. Working range specifications at temperature = 23°C, pitch=15°, roll=0°,
skew=0°, photographic quality, ambient light ~30 ft-c, humidity 45-70% RH.