Features	Applications
Wide Pass Band	Fiber Lasers
Low Insertion Loss	Fiber Amplifiers
High Return Loss	Fiber Sensors
Excellent Environmental Stability	Research

  

Performance Specifications  

Parameters		Unit	Values
Pass Band	Wavelength Range	nm	960~990 (1020~1080)
	Max. Insertion Loss	dB	0.7
	Typ. Insertion Loss	dB	0.5
	Min. Isolation	dB	25
	Typ. Isolation	dB	30
Reflection Band	Wavelength Range	nm	1020~1080 (960~990)
	Max. Insertion Loss	dB	0.5
	Typ. Insertion Loss	dB	0.3
	Min. Isolation	dB	12
	Typ. Isolation	dB	15
Min. Return Loss		dB	50
Min. Extinction Ratio		dB	20
Typ. Extinction Ratio		dB	22
Min. Directivity (over Reflection Band)		dB	55
Thermal Stability		dB/℃	≤0.005
Max. Optical Power (CW)		mW	300
Max. Tensile Load		N	5
Fiber Type			PM 980 Panda Fiber
Operating Temperature		℃	-5 to +70
Storage Temperature		℃	-40 to +85

*Above specifications are for device without connector.
*For devices with connectors, IL will be 0.3dB higher, RL will be 5dB lower and ER will be 2dB lower.
*The PM fiber and the key are aligned to the slow axis.

Ordering Information

PMFWDM-①①①①-②②②-③③③-④
①①①①: Wavelength	②②②: Connector Type on Port 1, 2 & 3	③③③: Fiber Jacket on Port 1, 2 & 3
9806 - 980nm Pass / 1064nm Reflect	1 - FC/UPC	B - 250um Fiber
0698 - 1064nm Pass / 980nm Reflect	2 - FC/APC	D - 400um Fiber
	3 - SC/UPC	L - 900um Loose Tube
	4 - SC/APC	S - Specify
	N - None
	S - Specify	④: Fiber Length
		0.8 - 0.8m
		S - Specify