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打破对称性:非同轴菲涅尔透镜设计如何实现均匀的 PIR 检测

在大多数被动红外 (PIR) 运动检测系统中,菲涅尔透镜长期以来被视为静态且易于理解的组件。它将红外辐射聚焦到热释电传感器上

WHY PIR LENSES MUST BE "NON-IMAGING": UN

In this article, we’ll dive into the core principles of PIR detection, explain how materials affect detection performance, and reveal why false alarms are often...

UNDERSTANDING PIR SENSING: FROM PHYSICS TO FALSE A

Passive Infrared (PIR) sensors are among the most widely used motion detection technologies in the world. From automatic lighting and smart thermostats to alarm...

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