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Filter Wavelength Division Multiplexer

LFWDM

LFWDM

Lightem’s Filter Wavelength Division Multiplexer (LFWDM) is a highly reliable micro-optical device based on thin-film fiber technology with low insertion loss, wide bandwidth, high isolation and epoxy-free optical path. The product has already been widely used in communication fields such as signal monitoring, optical line termination, optical network unit, FTTH, CATV system, WDM system, etc.

  • Wide Operating Wavelength Range
  • Low Insertion Loss
  • Ultra Flat Wide Passband
  • High Channel Isolation
  • High Stability and Reliability
  • Epoxy-free on Optical Path

Parameters Values
Center Wavelength
T1310R1490/1550
T1490R1310/1550
T1550R1310/1490
T850R1310
T1310R850
Operating Waveband
1310±50 nm
1490±50 nm
1550±50 nm
±50 nm
±50 nm
Insertion Loss
T≦0.4 R≦0.2 dB
Max.Insertion Loss
T≦0.6 R≦0.4 dB
Polarization Dependent Loss
≦0.1 dB
Isolation Room Temperature
T≧30 R≧15 dB
Return Loss
≧50 dB
Power Handling
≦500 MW
Pigtail Type
SM
SM
SM
SM
MM62.5/12.5
Operating Temperature
-40~85°C
Storage Temperature
-40~85°C
Package Dimension
5.5*34/38 mm
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