The resulting submicron LEDs, some as small as 250nm by 250nm, initially demonstrated promising electrical characteristics, ...

Blue light usually comes from the sun but also from digital screens and LED lights. Some experts believe artificial sources may be causing eye damage in humans, but animal studies are inconclusive ...

Everything to know about LED therapy devices and what they’re like to use By Carolina Gazal, ... There’s more than meets the eye to these red — and sometimes blue or purple — devices.

Blue‑light blocking glasses ... Milwaukee 2203-20 Voltage Detector with LED; The ... Using a non-contact voltage tester is the quickest and easiest way to safely check for electrical current in ...

Having individual red, green, and blue LEDs allows for a much wider color gamut — much like Hisense is able to do with its TriChroma Laser TVs — and it achieves 97% of the BT.2020 color space ...