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PM Fused Coupler






Features

Applications

         Available for Slow Axis Only or Fast Axis APP

         Fiber Gyroscope

         High Power Handling

         Coherent Communication

         Low Insertion Loss

         Power Monitor

         High stability & Reliability

         Fiber Sensor



Specifications

Parameter

Unit

Value

Grade

/

P

A

P

A

P

A

Operating Wavelength

nm

1310, 1550

980, 1030, 1040, 1064

780, 850

Operating Bandwidth

nm

±15

Max. Excess Loss

dB

0.3

0.4

0.4

0.6

0.6

0.8

Min. Extinction Ratio

dB

20

18

20

18

20

18

Min. Directivity

dB

50

Max. Return Loss

dB

55

Max. Optical Power(CW)

W

3

Fiber Type

-

PM Panda Fiber

Package Dimension

mm

φ3*54(bare fiber,0.9mm loose tube),

90*20*10(0.9mm/2.0mm/3.0mm loose tube)

Operating Temperature

-40~+85

Storage Temperature

-40~+85

Splitting Ratio Tolerance





Grade P

Grade A

Splitting Ratio

50/50

%

±4.8

±7.0

40/60

%

±3.9

±5.5

30/70

%

±2.5

±4.0

20/80

%

±2.3

±3.1

10/90

%

±2.1

±2.6

5/95

%

±1.4

±1.5

1/99

%

±0.5

±0.6

For device with connector, IL is 0.3dB higher, RL is 5dB lower, ER is 2dB lower.

The default connector key is aligned to slow axis.


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