Reading Features; Fov Calculation - Datalogic Matrix 300N Series Product Reference Manual

CHAPTER 6

READING FEATURES

FOV CALCULATION

Use the data in the following table to calculate the FOV for your application, referring to
Figure 72 and the formula below.
Lens Focus
Model
Type
Matrix 300N 6 mm
4x1-0xx manual
Matrix 300N 9 mm
4x2-0xx software
Matrix 300N 9 mm
4x3-0xx manual
Matrix 300N 12 mm
4x4-0xx manual
Matrix 300N 16 mm
4x5-0xx manual
Matrix 300N 9 mm
7x2-0xx software
Matrix 300N 16 mm
7x6-0xx software
The viewing angle has a tolerance of ± 1° depending on the reading distance.
where:
FOV
x

= horizontal, vertical or diagonal viewing angles.
x
d = reading distance (in mm) from window surface to code surface
d = offset (in mm) from center of lens to external window surface
0
92
MATRIX 300N
View Angle
d
0
Horizontal
7 mm
14 mm
11 mm
4 mm
5 mm
18 mm
14 mm
FOV = 2 [ (d + d
x
= horizontal, vertical or diagonal FOV
View Angle
Vertical
66° 55°
40° 32°
41° 34°
32° 26°
24° 19°
45° 34°
25° 19°
) * tan (
0
View Angle Min. Reading
Diagonal Distance
80° 35 mm
50° 22 mm
52° 70 mm
40° 70 mm
30° 80 mm
54° 30 mm
31° 50 mm
/2) ]
x