This FDA-approved treatment can help improve skin health and vitality while decreasing the appearance of acne, scars, and ...

The world of LED tools in beauty can feel like a minefield. Unless you’re a scientist, understanding which kind of light does what and how you should use that to your advantage may just give you a ...

Beyond the myriad complications that come with diabetes, patients have to additionally put up with regular blood sugar ...

Proximity sensing based on infrared signal acquisition and processing typically requires two parts to form the optical front end: an infrared LED and an optical sensor. The infrared LED beams infrared ...

The human eye can only see light at certain frequencies (called the visible spectrum), the lowest of which constitutes red light. Infrared light, which we can’t see, has an even lower frequency than ...

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 ...

An image from a corrugated quantum well infrared photodetector (C-QWIP) shows traffic flowing along a highway near Kings Island theme park in Mason, Ohio. Note the white "hot" spots on the tires and ...

How can I determine the strength of an IR signal?<BR><BR>I've heard I can use my point-and-shoot camera but I'm not sure if I have to use any special settings on the camera.<BR><BR>I want to compare ...

Inspired by snake pit organs, we propose a CMOS-integrated upconverter system achieving room-temperature, 4K ...