Polarization Maintaining Optical CirculatorPolarization maintaining optical circulator utilizes proprietary designs and metal bonding micro optics packaging. It provides low insertion loss,Website:://.zgtech-solution.com, broad band high isolation, high extinction ratio, excellent temperature stability and optical path epoxy free. It can be used for wavelength add/drop, dispersion compensation and EDFA applications.Performance SpecificationParameterP GradeA GradeConfigurationPort 1 to Port2 to Port 3Operation Wavelength (nm)1310 ±40 or 1550 ±40Insertion Loss (dB),Typical0.60.8Maximum0.81.0Channel Peak Isolation (dB)40Channel Typical Isolation (dB)30Channel Minimum Isolation (dB)25Extinction Ratio(dB)Minimum20Typical25Directivity (dB)>50Return Loss (dB)>55Maximum Power Handling (mw)300Operating Temperature (°C)0 ~ 70Storage Temperature (°C)-40 ~ 85Fiber Type400um Panda PM Fiber, or Custom FiberPackage Dimension (mm)OD5.5 x L35Direction of incident polarization (dB)Slow axisSpecifications may change without noticeOrdering InformationPMOC  3Operating WavelengthGradeFiber typeFiber lengthConnector type 13=1310 15=1550P=P A=A1=250um bare fiber 2 =900um loose tube1 =1M X = other0=None 1=FC/APC 2=FC/PC 3=SC/APC 4=SC/PC 5=ST 6=LC