China 1550nm Optical Fiber Filter CWDM Module

Multiplexer	Protocl/Service	Spectral Range	Max Insertion Loss	Isolation
1550nm CWDM	PASS	1542.5~1557.5	0.8dB	≥30dB
1550nm CWDM	Reflection	1260~1537.5&1562.5~1650	0.6dB	≥30dB

Description 
     Optical Fiber Filter CWDM 1550nm is made by special optical components and advanced technology, it can deeply let 1550nm band wavelength pass but efficiently filter out 1250-1625nm wavelength.      This product is mainly used in optical fiber on-line testing. It is ideal component of 1550nm optical fiber filtering.

Module Dimension

1550nm Optical Fiber Filter CWDM Module

Features

* Telcordia GR1221,RoHS Compliant 
* Optical path epoxy free and excellent thermal stability 
* Low insertion loss and high isolation 
* Wide and flat passband

Applications

* FTTX on line testing 
* OTDR monitor module 
* WDM filter system

Performance Specifications

Parameters			Unit	Specifications
Operating Wavelength			nm	1260~1620
Passband Wavelength		Min	nm	1542.5~1557.5
Reflection Band Wavelength		Min	nm	1260~1537.5&1562.5~1650
Insertion Loss	Transmission	Max	dB	0.8
Insertion Loss	Reflection	Max	dB	0.6
Isolation	Transmission	Min	dB	30
Isolation	Reflection	Min	dB	15
Directivity		Min	dB	55
Return Loss		Min	dB	45
Temperature Dependent Loss		Max	dB/°C	0.005
Polarization Mode Dispersion		Max	ps	0.10
Power Handling		Max	mW	≤500
Pigtail Type				0.9mm Hytrel loose tube
Connector Type				SC/APC
Fiber Type				SMF-28e
Fiber Length			m	≥1.5
Operating Temperature			°C	-20 ~ 70
Storage Temperature			°C	-40 ~ 85
Package Dimension			mm	Φ5.5×L35

Test Report
The test report should be provided when the products are delivered. Following characteristic test data should be included： 
-  Insertion Loss@Room Temperature 
-  PDL@ Room Temperature 
-  Adjacent Channel Isolation@ Room Temperature


End of Test Criteria (Optical, Ferrule Endface Geometry, Damage)
* ROC- 5-12mm, 
* Fiber height- ±100nm,
* Angle 8±3°, 
* Apex≤50um

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