WD

FOV (x)

FOV (y)

20

51.7

21

15.7

30

24.1

14

10.5

40

11

10.5

7.9

50

3.8

8.4

6.3

60

-0.6

7

5.2

200

-0.4

2.1

1.6

210

0.6

2

1.5

220

1.7

1.9

1.4

230

2.8

1.8

1.4

M(배율) = magnification rate

WD(측정거리) = working distance

FOV(관찰면적) = field of view

Unit(단위) = mm