You may have seen them cropping up in various skincare routines, but the viral LED face masks are becoming more than just a brief beauty trend. The global LED face mask market is set to grow from £290 ...

LED light can provide other benefits to skin ... The proven wavelengths include 415 nanometers (nm) of blue light, 630-680 nm of red light, and 830 nm of near-infrared light, she says.

To date, the testing shows that Cree’s blue and royal blue LEDs (450-485 nm dominant wavelengths ... how this information can be transferred from the component product [LED or light engine] to the ...

GaN is a direct-bandgap semiconductor material with a 3.45-eV bandgap, which corresponds to near-ultraviolet light (364 nm). GaN was first ... These are a blue LED with yellow phosphors; an ...