Sunday, 09 25th

Last update03:04:50 AM

You are here: Home Passive Products DWDM Filter CWDM Filter CWDM Device

CWDM Device

CWDM Device

Product Description:Coarse wavelength division multiplexer (CWDM) utilizes thin film coating technology and proprietary design of non-flux metal bonding micro optics packaging.

Applications: Features:
Low insertion loss WDM/DWDM systel
High channel isolation Add/Drop system
High stability and reliability CATV system

Optical Specifications:

Parameter Unit Specification Remark
Wavelength Range nm 1260~1650  
Channel Spacing nm 20  
Pass Channel Insertion Loss dB ≤ 0.5 23℃,at center wavelength
Reflection Channel Insertion Loss dB ≤ 0.4 23℃,at center wavelength
Pass Port Isolation dB ≥ 30  
Reflect Port Isolation dB ≥ 15  
Directivity dB ≥ 50  
Return Loss dB ≥ 50  
Polarization Dependent Loss dB ≤ 0.1  
Ripple dB ≤ 0.3 at center wavelengths±6.5nm
Maximum Power Handling mw ≤ 300  

Note:All the data above does not include connectors.

Environmental Conditions:

Operating Temperature -20~+85
Storage Temperature -40~+85
Operating Humidity %RH ≤93
Storage Humidity %RH ≤93

Packaging Specifications

Package Size (mm) L38xφ5.5mm
Package Material Steel Stainless Tube
Fiber Type SMF-28e
Pigtail Type 250um Bare Fiber or 900um Loose Tube
Pigtail Length Customize
Connector Type Customize



Contact us

  • Add: Building 1,High-tech science technology industrial
  • Tel: 0086-28-85255257

About us


F-tone is specializing in developing and manufacturing optical transceivers and components which are wildly applied in Datacon, Telecom and CATV, and provides customers with top quality and cost effective products. SFP,SFP光模块...