Fresnel lens arrays designed for passive infrared sensor.

The optical surfaces are increases lens sensitivity for PIR SENSOR applications.

Model: L8009

Specification: 
Overall size:45.5*45.5*11.5mm 
Lens size:33mm 
Focal length:11.5mm  
Detectable distance: 5m 
Viewing angle:140° 
Material:HDPE 
Shape Round

Features: 
Designed for passive infrared sensor applications 
Well suited for compact, low profile sensors 
Can be used in applications involving security, lighting controls and environmental controls 
Optimized for dual element pyroelectric devices 
White light immunity to reduce false triggers 
UV resistant for outdoor applications 
Designed for uniform sensitivity to reduce electronic gain

Widely used in PIR Motion detector,security system,burglar alarm,lighting switch control etc.