Basic scanning conditions:

 

Test chart

: Dedicated test pattern (1D, 2D Stacked)

Resolution

: 1D 0.25 mm / 2D 0.5 mm

PCS

: 0.9 or greater

Read judgment

: 7 times per 10 scans First Decode

Depth

: 110 mm from the LED emission port

Pitch angle

: α = 0 degree

Skew angle

: β = 10 degree

Tilt angle

: γ = 0 degree

Surrounding temperature

: 25 ºC

Surrounding humidity

: 30 to 50%

Surrounding illumination

: 450 to 550 Lux.

Background of the symbol

: White

Conditional Judgment

: Readable 7 times or more per 10 scanning

Far

20 mm or more

C: Max. readable digits

50 mm or more

B: Recommended readable digits

A: Max. readable digits (in close)

Readable range

Near

L

 

 

R

 

F

 

 

 

 

n1

 

2

3

 

4

 

5

6

Fig. 2.2

7

 

8

9

CLR

 

0

 

 

F1

F2

F3

F4

 

F5

F6

F7

F8

 

25

Page 25
Image 25
Casio DT-X5 Test chart, Resolution 1D 0.25 mm / 2D 0.5 mm, Or greater, Read judgment Times per 10 scans First Decode Depth