I recently had to build an infrared close proximity sensor that could tell if something was dropped in a parcel delivery drop box. After some searching, I ended up using a microcontroller and a piece ...

Vishay Intertechnology announced the expansion of its optoelectronics portfolio with the addition of two new miniaturized infrared (IR) receivers ideally intended for low-speed data ...

In this article, we implement a rain and ice sensor by analyzing the reflection of an infrared (IR) light source. This project uses proven techniques based on multiple reflections of IR light in the ...