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 ...

LEDs offer a new palette of colors to the world of lighting. First, learn these two basic types: soft white and daylight. Soft white refers to warm golden light at 2700 Kelvin, close to the look of ...

Q: How important is color temperature in ambient lighting? Should this be a concern if you are using fluorescents or LEDs for your ambient lighting? A: Frankly, I think color temperature is important ...

In this letter to the editor, the author comments on Karl Zuk’s recent guest commentary “Lumos! Give Me Some Light!” Comment on this or any article. Email [email protected]. Long before the lightbulb ...