A passive infrared sensor (PIR sensor) is an electronic sensor that measures infrared (IR) light radiating from objects in its field of view. They are most often used in PIR-based motion detectors.

REDWALL SIP-4010WF is a wireless passive infrared detector with 40m x 10m detection area. This PIR detector advanced detection algorithm, three dual pyro-elements with patented double conductive ...

DSC WS4904P wireless passive infrared detector achieves superior detection and false alarm prevention through digital signal analysis. The detector’s technology adapts to changing environmental ...

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(Passive InfraRed sensor) A device used to detect motion by receiving infrared radiation. When a person walks past the sensor, it detects a rapid change of infrared energy and sends a signal.

We provide VIS, SWIR and MWIR coatings for light trapping applications e.g. at lens housing, light baffle, IR sensor, UV sensor, passive infrared detector, black body, light detector, UV absorber, etc ...