• 1×4 Monolithic Fused Fiber coupler 1310/1550nm
  • 1×4 Monolithic Fused Fiber coupler 1310/1550nm
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1×4 Monolithic Fused Fiber coupler 1310/1550nm

  • ORTE
  • GUANGDONG,CHINA
  • 1-4 Weeks
  • 350,000 per month
Polarization maintaining fiber coupler are the key devices to realize the coupling, splitting and multiplexing of linearly polarized light. The most important characteristic of this system is that it can transmit two orthogonal linearly polarized light stably and keep their polarization state constant. It is used in the key optical devices of interferometric sensor, coherent optical communication, fiber optic gyroscope and fiber optic hydrophone.

Features  

Low Excess Loss  

1x4 and 1x5

Extremely High Stability And Reliability   

Epoxy Free Optical Path 


Applications

Optical LiDAR

Optical Amplifer

Optical Networks

Power Monitoring

Fiber Sensors


OPTICAL SPECIFICATION

Configuration

Unit

1×4

1×5

Type


1×4/1×5 Monolithic Single Mode Coupler

Operating Wavelength

nm

1310 or 1550

1310/1550

1310 or 1550

Operating Bandwidth

nm

±40

±40

±20

Coupler Ratio

%

25/25/25/25

25/25/25/25

20/20/20/20/20

Insertion Loss

dB

≤6.80

≤7.20

≤7.60

PDL

dB

≤0.20

≤0.30

≤0.20

Uniformity Loss

dB

≤1.00

≤1.20

≤0.80

Return Loss

dB

≥50.00

Directivity

dB

≥55.00

Operating Temperature

Deg.

-5-75

Storage Temperature

Deg.

-40-85

Fiber Length

m

1.00±0.10

Fiber Type


SMF-28® Ultra

Fiber Diameter

um

250

900

Package

mm

3.0×54

4.0×65

 NOTE:The parameters do not include connector, connector IL is 0.30dB

Can be customized uneven ratio products

 

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