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1310 nm Singlemode Broadband Coupler

1310 nm Singlemode Broadband Coupler

The Singlemode Broadband Coupler offers very low insertion loss, low polarization dependent loss and excellent environmental stability. This coupler series offers accurate coupling ratios from 1/99 to 50/50 and is available with very good uniformity in a wide wavelength range. These components find extensive applications to perform power splitting and mornitoring functions in all kinds of optical communication systems.
Product Detail

Key Features

Applications

Low Polarization Dependent Loss

Optical Communication Systems

Low Insertion Loss

Fiber Sensing

Excellent Enviromental Stability


Specifications

 Parameter


Unit

Value

 Center Wavelength (λc)


nm

1310 or 1550 or Specify

 Operating Wavelength


nm

λc ± 40

 Coupling Ratio


%

01/99

02/98

03/97

05/95

10/90

 Max. Insertion Loss1


dB

21.5/0.2

18.5/0.25

17.5/0.3

14.6/0.4

10.8/0.65

 Coupling Ratio


%

20/80

30/70

40/60

50/50


 Max. Insertion Loss1


dB

7.5/1.2

5.6/1.8

4.4/2.5

3.4/3.4


 Max. Polarization Dependent Loss


dB

0.10

 Thermal Stability


dB/℃

≤ 0.002 over - 5 to + 70 ℃

 Min. Return Loss2


dB

50

 Min. Directivity

1 × 2

dB

55


2 × 2

dB

60

 Max. Optical Power (Continuous Wave)


mW

300

 Fiber Type


-

SMF-28 Fiber

 Operating Temperature


- 5 to + 70

 Storage Temperature


- 40 to + 85

1IL is 0.3 dB higher for each connector added.

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