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About product and suppliers:
        Alibaba.com offers 4 1550/1590nm optical isolator products. About 100% of these are fiber optic equipment. 

A wide variety of 1550/1590nm optical isolator options are available to you, 

There are 3 1550/1590nm optical isolator suppliers, mainly located in Asia. The top supplying country is China (Mainland), which supply 100% of 1550/1590nm optical isolator respectively. 

550/1590nm optical isolator products are most popular in Mid East, Eastern Europe, and South Asia. 

You can ensure product safety by selecting from certified suppliers, including 2 with ISO9001 certification.