1310nm dual stage isolator polarization beam splitter/combiner(ipbs/c) 1550nm dual stage isolator polarization beam splitter/combiner(ipbs/c) 1064nm dual stage isolator polarization beam splitter/combiner(ipbs/c) 1310nm single stage isolator polarization beam splitter/combiner(ipbs/c) 1550nm single stage isolator polarization beam splitter/combiner(ipbs/c) 1064nm single stage isolator polarization beam splitter/combiner(ipbs/c) 1310nm 1x2 isolation polarization beam splitter/combiner Specifications: Center wavelength(nm):1310 Stage:dual Opterating wavelength range(nm):+/-20 Typ. Insertion loss(db):0.55 Max, insertion loss(db):0.80 Typ. Isolation(db):51 Min. Isolation(db):42 Min. Return loss(db):50 Typ. Extinction ratio(db):28 Min. Extinction ratio(db):25 Max. Handing power(mw):500 Max, tensile load(n): 5 Fiber type: fujikura panda fiber1310 Operating temperature:-5~70 Storage temperature:-40~80