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698nm PM Fused Coupler (1x2/2x2)

The Fused Type PM Fiber Coupler is characterized by low insertion loss, high power signal processing and stable & reliable environment. Suitable for Fiber Gyroscope, Power Monitor and Optical Sensor.

Annex:

698nm PM Fused Coupler (1x2, 2x2).pdf

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Product Description

698nm PM Fused Coupler (1x2/2x2)

Features					Applications
Wavelength 532 - 2100nm available					Coherent Communication
Low Insertion Loss					Power Monitor
High Stability & Reliability					Fiber Sensor
Specifications
Parameter				Unit	Value
Type				-	1x2 & 2x2
Center Wavelength				nm	698
Operating Bandwidth				nm	±5
Max. Excess Loss				dB	1.4
Min. Extinction Ratio				dB	18
Min. Directivity				dB	50
Max. Return Loss				dB	50
Max. Optical Power (CW)				mW	300
Fiber Type				-	PM630-HP
Package Dimensions				mm	φ3*54
Operating Temperature				℃	-5~+75
Storage Temperature				℃	-40~+85
Splitting Ratio Tolerance
Splitting Ratio		50		%	±3.0
		40		%	±2.5
		30		%	±2.0
		20		%	±1.5
		10		%	±1.0
		5		%	±0.7
		1		%	±0.3
With connectors, the handling power is 50mW only, IL is 1.0dB higher, RL is 5dB lower, and ER is 2dB lower.
Connector key is aligned to slow axis.
Package Dimensions

Ordering Information
PMFUC-①-②③-④-⑤⑥-⑦-⑧ (1x2 Type) PMFUC-①-②③-④-⑤⑥-⑦-⑧ (2x2 Type)
①	- Wavelength:		698=698nm, SSSS=Specified
②	- Port Type:		3=1x2, 4=2x2
③③	- Tap Ratio：		01=1/99, 05=5/95, ..., 50=50/50
④	- Fiber type:		096=PM630-HP, SSS=Specified
⑤	- Package Dimensions:		0=φ3.0x54mm, S=Specified
⑥	- Pigtail type:		0=bare fiber, 1=900μm loose tube
⑦	- Fiber length:		0.8=0.8m, 1.0=1m, S=Specified
⑧	- Connector type:		0=FC/UPC, 1=FC/APC, 2=SC/UPC, 3=SC/APC, N=None, S=Specified

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