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About product and suppliers:
        Alibaba.com offers 704 pir sensor fresnel lens products. About 56% of these are lenses, 12% are alarm, and 1% are led flood lights. 

A wide variety of pir sensor fresnel lens options are available to you, such as infrared, optical, and personal. You can also choose from aspheric, plano, and spherical. As well as from plastic, glass. And whether pir sensor fresnel lens is plano-convex, plano-concave, or double convex. 

There are 703 pir sensor fresnel lens suppliers, mainly located in Asia. The top supplying countries are China (Mainland), Hong Kong, and Taiwan, which supply 98%, 1%, and 1% of pir sensor fresnel lens respectively. 

Pir sensor fresnel lens products are most popular in North America, Western Europe, and Mid East. 

You can ensure product safety by selecting from certified suppliers, including 123 with ISO9001, 30 with ISO14001, and 15 with Other certification.