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About product and suppliers:
        Alibaba.com offers 634 pir sensor fresnel lens products. About 45% of these are lenses, 7% are sensors, and 1% are led flood lights. 

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

There are 554 pir sensor fresnel lens suppliers, mainly located in Asia. The top supplying countries are China (Mainland), South Korea, and Taiwan, which supply 97%, 1%, and 1% of pir sensor fresnel lens respectively. 

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

You can ensure product safety by selecting from certified suppliers, including 193 with ISO9001, 100 with ISO14001, and 15 with Other certification.