About product and suppliers:
            3,377 customized optical filter products are offered for sale by suppliers on Alibaba.com, of which optical filters accounts for 40%, camera filter accounts for 5%, and fiber optic equipment accounts for 1%. 

A wide variety of customized optical filter options are available to you, such as ftth, fttx. You can also choose from unavailable, 1 year customized optical filter, as well as from 52mm, 72mm, and 62mm customized optical filter, and whether customized optical filter is aspheric, plano, or spherical. 

There are 2,579 suppliers who sells customized optical filter on Alibaba.com, mainly located in Asia. The top countries of suppliers are China, India, and Taiwan, China, from which the percentage of customized optical filter supply is 99%, 1%, and 1% respectively.