A light source and photosensor combine for effective, reliable, non-contact proximity detection of nearby objects. Part 1 of this article looked at the principles and three basic approaches to optical ...

The many uses of optical proximity sensors. How a tiny optical sensor eases many application challenges. Why a digital sensor output simplifies design-in. Proximity sensors are literally and ...

Featuring Two Interface Panels and Adjustable Performance Parameters, Kit Allows Designers to Easily and Inexpensively Evaluate VCNL4000 for Their Applications Vishay Intertechnology today introduced ...

Understanding acoustic feedback in hearing aids. Power consumption challenges in hearing aids. Functionality integration and its impact on energy consumption. The benefits of using photoreflectors for ...

A light source and photosensor combine for effective, reliable, non-contact proximity detection of nearby objects. Non-contact proximity sensors detect the presence or absence of nearby objects ...