big dome pir sensor fresnel lens improve sensitivity to ir light good quality,high sensitivity fast delivery good price lens

Item No.: S9005 

Big round dome fresnel lens with many zones

big size fresnel lens for pir motion sensor,

enhance the sensitivity to human infrared light

Technical Parameter

Overall size:45.2mmLens size:43mmFocal length: 30mmDetectable distance: 10mViewing angle: 180° 

Product Picture

large size dome ir fresnel lens, highly sensitive 

  

perfect quality&cheap big dome fresnel lens for sensor switch