beautypg.com

Scanning 2 - 7, Symbol ls3478-er decode zone, Figure 2-5 – Motorola LS3478 User Manual

Page 35

background image

Scanning

2 - 7

Figure 2-5

Symbol LS3478-ER Decode Zone

0.25"

20"

7.5 mil

2"

32"

10 mil

3"

69"

15 mil

3"

94"

20 mil

0

10

20

30

40

50

60

70

80

90

100

0

25.4

50.8

76.2

101.6

127.0

152.4

177.8

203.2

228.6

254.0

0

4

8

12

12

8

4

0

10.2

20.3

30.5

30.5

20.3

10.2

LS 3478
ER

Depth of Field

in.
cm

W

i

d

t

h

o

f

F

i

e

l

d

in.

cm

Note: Typical performance at 73.4˚F (23˚C)
on high quality Code 39 symbols.

15"

180"

55 mil

365"

70 mil reflective

*

540"

100 mil reflective

0

60

120

180

240

300

360

420

480

540

600

0

152.4

304.8

457.2

609.6

762.0

914.4

1066.8

1219.2

1371.6

1524.0

0

24

48

72

72

48

24

0

61.0

121.9

182.9

182.9

121.9

61.0

LS 3478
ER

Depth of Field

in.
cm

W

i

d

t

h

o

f

F

i

e

l

d

in.

cm

Note: Typical performance at 73.4˚F (23˚C)
on high quality Code 39 symbols.

*Near range determined by degree of reflectivity and width of bar code.