上海欧菲尔光电技术有限公司

P/N

Cut off  Wavelength（μ）

Transmission Region（μ）

Average Transmittance

LPF-2

2.5

2.8-4.0

＞80%

LPF-3

3.0

3.3-5.0

＞80%

LPF-4

4.0

4.3-6.0

＞80%

LPF-5

5.0

5.3-6.0

＞80%

LPF-8

8.0

8.5-14.0

＞80%

LPF-14

14.0

14.5-20.0

＞60%

P/N

Center Wavelength(μ)

Half Bandwidth(μ)

Nominal Bandwidth

Peak Transmittance

H₂O reference

1.80

0.05

1.5

＞70%

H₂O

1.94

0.05

1.5

＞75%

H₂O reference

2.10

0.06

1.5

＞75%

Thickness Measuring

2.18

0.06

1.5

＞75%

Thickness Measuring

2.32

0.07

1.5

＞75%

CO₂

2.70

0.08

1.5

＞75%

CO₂

2.70

0.30

1.5

＞80%

CH₄

3.35

0.20

1.6

＞75%

Automobile gas

3.47

0.22

1.6

＞75%

CO₂ reference

3.90

0.17

1.5

＞70%

CO₂

4.26

0.18

1.5

＞70%

CO

4.65

0.19

1.5

＞70%

CO reference

5.05

0.22

1.5

＞70%

NO

5.35

0.24

1.5

＞75%

SO₂

7.35

0.20

1.5

＞75%

NH₃

10.55

1.10

1.5

＞70%

CO₂ Laser

10.60

0.40

1.5

＞75%

LWBP

15.0

1.80

1.6

＞70%