About product and suppliers:
            63,977 sm optical fiber products are offered for sale by suppliers on Alibaba.com, of which fiber optic equipment accounts for 86%, communication cables accounts for 11%, and fiber optic lights accounts for 1%. 

A wide variety of sm optical fiber options are available to you, 

There are 63,927 suppliers who sells sm optical fiber on Alibaba.com, mainly located in Asia. The top countries of suppliers are India, China, and Pakistan, from which the percentage of sm optical fiber supply is 1%, 99%, and 1% respectively.