The PM version can also splice polarization-maintaining fibres, with a polarization extinction ratio estimated at a mean value of 32.2 dB. Sumitomo Electric (Osaka, Japan) says that its Type-39 ...
Sumitomo Electric Europe Ltd is a subsidiary of Sumitomo Electric Industries Ltd,one of the world's largest manufacturers of optical fibre & cable, photonic devices, fusion splicers and optical ...
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