Specification :

Cheap optical fresnel lens

Fresnel lens arrays designed for passive infrared sensor.the The optical surfaces are increases lens sensitivity for PIR SENSOR applications.

Specification:
1.Detectable distance: 8m
2.Focal length: 19mm
3.Overall size: 46mm
4.Viewing angle: 120degree
5.Lens size: 34mm

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

Optional Information
- Payment : TT, Western Union
- Delivery : 3 working days
- Origin : China
- Minimum Order : 1000pcs
- Packaging : 4000pcs/ pack