Photoelectric sensors detect objects and surface changes using variations in optical properties. Each sensor includes a light emitter and a receiver, with most relying on infrared light. In optical ...

Ovia has expanded its Inceptor Slate Backlit LED panels range with the addition of a new version that offers an energy-saving PIR motion detector function. Designed to offer improved specification on ...

Gas leaks can pose serious safety risks, especially in homes, kitchens, and small commercial spaces. In this project, you'll learn how to build a simple and budget-friendly gas leakage detector using ...

ABSTRACT: This study investigates the optimization of Fresnel lens designs using Zemax software, with a focus on minimizing beam divergence by controlling the output spot diameter on the image plane.

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 ...

In need of a simple microcontroller board for your project? Then, an Arduino board might be exactly what you're looking for. This open-source hardware platform comes in a multitude of versions, from ...

A new motion sensor incorporates micromachined thermal transistors to facilitate human presence and motion detection in security systems, home automation equipment, and Internet of Things (IoT) ...

There was an error while loading. Please reload this page. If the signal from the PIR sensor is in the HIGH state for longer than 10 seconds, the algorithm evaluates ...

Just over two years ago, Netflix announced it would enter a new business: gaming. Amid a mobile gaming market dominated by free-to-play and ad-supported business models, Netflix’s plan was to make its ...

SANTA CLARA, Calif.--(BUSINESS WIRE)--OMNIVISION, a leading global developer of semiconductor solutions, including advanced digital imaging, analog and touch & display technology, today debuted the ...

First, a light starts to flash. Then a high-pitched siren starts to blare. Then come the sounds of nearby doors being flung open, and the frantic footsteps of doctors and nurses rushing toward a ...