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.

As radar technology continues to advance, it offers an increasingly broad range of capabilities, making it a viable alternative to traditional passive infrared (PIR) sensors. With radar’s enhanced ...

Companies have been trying to make augmented reality glasses a thing for more than a decade, but the product category has yet to take off. But Meta thinks it might be close to cracking the code.

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 ...

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) ...

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 ...

Certain classes of diesel fuel are dyed red under regulations of the US Environmental Protection Agency and Internal Revenue Service. The goals of these regulations are to minimize emissions and ...