Articles - Light

By adding just two MCU I/O pins, a standard LED can also perform as a light-detecting photodiode. Sometimes people forget that light-emitting diodes can also detect light quite well. They're usable in a wide range of applications as ...

Machine vision systems use very short flashes of intense light to produce high speed images used in a wide variety of data processing applications. For instance, fast moving conveyor belts are run through machine vision systems for quick label and ...

Source: tektonministries.org . LEDs are increasingly being used as energy saving light sources as a response to new energy regulations. They have decisive advantages over conventional lights: they consume less energy, have longer lifetimes, and are ...

Richtek Technology With huge choice of LED lamps available nowadays, it is not always easy to select the best suitable lamp for your living room or workspace. The light quality of LED lamps can vary greatly depending on the lamp design topology and ...

Sam Davis Power Electronics Part 1 Autonomous Cars Klaus Bischoff, Volkswagen’s designer-in-chief, has very clear ideas about how lighting in the future will impact autonomous driving. Bischoff says, “The lighting of the future will ...

Sam Davis Power Electronics In the coming years, a vehicle’s lights will serve to improve safety as well as offer a means of communication and interaction “We’re working hard to improve safety in night driving situations,” ...

Analog Dialogue Question: How could I measure the light intensity of different light sources? Answer: Take a red, green, blue LED. Determination of the light intensity can be crucial, for example, if you want to design the lighting of a room, or in ...

Yoelit Hiebert EDN The concept of human-centric lighting (HCL) has its origin in the discovery in the early 1920s that the human eye has a third type of receptor complementing cones and rods, which allow us to perceive color and light levels. Eyes ...

Not too long ago, the compact fluorescent lamp was supposed to be the efficient and perhaps dominant lighting source of the future, but that future didn't last long; there's a broader lesson here beyond lighting. It wasn’t that long ...

I had a CFL fail the other day at our upstate house but when I went to the local hardware store to buy a replacement, there was nothing like it to be found. I did find a light emitting diode (LED) bulb though so I bought that and installed it with ...