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1x2 2x2 1550nm Polarization-Maintaining (PM) Fiber Couplers

Categories	Fiber Optic Splitter
Brand Name:	Unifiber or OEM
Model Number:	1x2 PM Fiber Couplers
Certification:	ROHS
Place of Origin:	CHINA
MOQ:	10
Price:	Negotiable
Payment Terms:	L/C, T/T
Supply Ability:	100pcs/day
Delivery Time:	5~8days
Packaging Details:	Blister Case
Product:	1x2 PM Fiber Couplers
Wavelength:	1550nm or 1310nm
Connector:	SC/UPC
Splitting Ratio:	1/99 2/98 5/95 10/90 40/60 50/50 or Custom
Configuration:	1x2 2x2
Fiber-Type(Input-Out):	PM Panda Fiber

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Shenzhen Unifiber Technology Co.,Ltd

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Product Details
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1x2 2x2 1550nm Polarization-Maintaining (PM) Fiber Couplers

PM fiber coupler is used for splitting optical signals in polarization maintaining panda fiber, it is a micro optic filter type device that provides optical signal splitting while preserving polarization with high ER. this coupler is available in a wide range of coupling ratio's from 1% to 50%, normally come as 1x2 and 2x2 for options. PM couplers are widely used in fiber optic communication systems, Raman Amplifiers and other fiber instrument applications.

Features:

Low Insertion Loss

High Isolation

High Return Loss

High stability and reliability

Epoxy free on optical path

Application

Fiber optic Amplifiers

Optical network

Power monitoring

Fiber sensor

Specification

Parameter			1 x 2		2 x 2
Wavelength (nm)			1310, 1550	1064	1310, 1550	1064
Operating Bandwidth (nm)			±40	±20	±40	±20
Excess Loss (dB)			≤0.7	≤0.8	≤1.0	≤1.2
Uniformity (dB)			≥0.4	≥0.5	≥0.6	≥0.8
Coupling Ratio (%)			1/99~50/50
Extinction Ratio (dB)		Type 2 (Both of axis working)	≥20	≥20	≥18	≥18
		Type 1 (Fast axis blocked)	≥22	≥22	≥22	≥22
Return loss (dB)			≥50
Power handling (mW)			≤300
Fiber Type	Tap port 2		SMF-28 or HI 1060 or Panda fiber
	Port 1 & 3		Panda fiber
Operating temperature (℃)			-5~+70
Storage temperature (℃)			-40 ~ +80
Dimensions (mm)			φ5.5×L35

1x2 2x2 1550nm Polarization-Maintaining (PM) Fiber Couplers

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