Features	Applications
High Isolation	Fiber Optic Lasers
Low Insertion Loss	Optical Transmitters & Transceivers
Large Aperture Features	Fiber Amplifiers
	Fiber Sensors

Performance Specifications 

Parameters	Unit	Values
Stage		Single Stage	Dual Stage
Grade		Grade P
Center Wavelength (λc)	nm	1310, 1480 or 1550
Operating Wavelength Range	nm	±20
Typ. Peak Isolation	dB	42	58
Min. Isolation at 23℃	dB	28	48
Typ. Insertion Loss at 23℃	dB	0.4	0.5
Max. Insertion Loss at -5℃-70℃	dB	0.55	0.65
Min. Return Loss (Input/Output)	dB	55	55
Min. Extinction Ratio(only for F type)	dB	25	25
Min. Extinction Ratio(only for B type)	dB	22	22
Max. Optical Power (CW)	W	1, 3, 5, 10 or Specify
Max. Tensile Load	N	5
Fiber Type		PM 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 connector key are aligned to the slow axis. 

Size

Ordering Information    

HPMI-①①-②-③-④-⑤⑤-⑥⑥-⑦
①①: Wavelength	④: Axis Alignment	⑥⑥: Fiber Jacket on Port 1 & 2
31 - 1310nm	F - Fast Axis Blocked	B - 250um Fiber
48 - 1480nm	B - Both Axis Working	D - 400um Fiber
55 - 1550nm		L - 900um Loose Tube
SS - Specify	⑤⑤: Connector Type on Port 1 & 2	S - Specify
	1 - FC/UPC
②: Stage	2 - FC/APC	⑦: Fiber Length
S - Single Stage	3 - SC/UPC	0.8 - 0.8m
D - Dual Stage	4 - SC/APC	S - Specify
	N - None
③: Power Level	S - Specify
1 - 1W
3 - 3W
5 - 5W
10 - 10W
S - Specify

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