PM Isolator Wavelength Division Multiplexer (PMIWDM)
Product features:Application:
Low insertion lossFiber Laser
High return lossFiber amplifier
High extinction ratioTest system
High isolation
High stability and reliability


Single / Dual stage-Single StageDual StageSingle StageDual Stage
Signal ChannelSignal Wavelength Tolerancenm1064±101550±15
Max. Insertion LossdB2.63.80.91
Typical signal reverse peak isolation (23℃)dB40524052
Minimum signal reverse isolation (23℃)dB28452845
Min.Isolation (Com to Pass @Reflection band)dB30
Min. Extinction Ratio (23℃)dB20
Reflection ChannelReflection wavelength rangenm960~990
Max. Insertion Loss dB0.6
Min. Isolation(Com to Ref @Transmission spectrum)dB15
Min. Extinction Ratio(23℃)dB18
Min. return lossdB50
Maximum insertion loss stabilitydB/℃0.005
Max. Handling Power (CW)mW300
Max. pull forceN5
Working temperature-5~+70
Storage temperature-40~+85

For the devices with connectors, IL will be 0.3dB higher, RL will be 5dB lower, and ER will be 2dB lower for each connector added. Connector key is aligned to low axis. 


1111 - Center Wavelength:0698=T1064nm/R980nm; 5598=T1550nm/R980nm
   2 - Single / Dual stage:S=Single Stage, D=Dual Stage
   3 - Pump Type:F=Forward Pump, B=Backward Pump
   4 - Signal channel working axis:B=Both axis working, F=slow axis working / fast axis blocked
 555 - Fiber Type(Com & Pass):001=PM1550, 003=PM980, SSS=Customize
 666 -  Fiber Type(Ref):001=PM1550, 003=PM980, 004=HI1060, 008=SMF-28E, SSS=Customize
   7 - Package Dimension:0=φ5.5x35mm, S=Customize
   8 - Fiber Pigtail Type:0=Bare Fiber, 1=900μm Loose Tube
   9 - Fiber Pigtail Length:0.75=0.75m, 1.0=1m, 1.5=1.5m, S= Customize
AAA - Connector Type:0=FC/UPC, 1=FC/APC, 2=SC/UPC, 3=SC/APC,  N=No Connector, S=Customize

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