We've discussed the need for someone to come up with an inexpensive way to drive LEDs from the power line before (We Need Cheap LED Drivers). And to make them dimmable. Smoothly and reliably. And be ...

Q: I have a client with 4000K LED tape light on top of his cabinets. I need to make it look like 2700K, but I have never dealt with gels or colored lenses. What would you recommend and how would I ...

Back in the age of incandescent lights we only had one color temperature to choose for studio production. Until fairly recently, studio lighting was almost exclusively incandescent. There were a few ...

While there are many variations of white LED light available today, they all fall under three basic categorical descriptions: “warm white,” “pure white,” and “cool white.” At opposite ends of the ...

Q: Just as I understand the concept of color temperature (Kelvin), now CRI is being bandied about as LEDs come into the market. What is it exactly? A: I am right there with you. From the beginning of ...

Is there a sufficiently reliable way to get an acceptable measure of the actual colour temperature of the the light generated by an LED bulb, using generic hardware and/or software? Maybe there's an ...

Light is light, right? Not exactly. The light that comes from the overhead fluorescents at your office is probably nothing like the light that pours from your favorite chandelier at home or that of ...