Most video cameras flash a four or five digit number in the viewfinder whenever you white-balance or change filters. This number, often followed by the letter "K," represents the camera's evaluation ...

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 ...

(via minutephysics) If you take a piece of white paper into different lighting conditions, it will be an objectively different color in each situation, but our brains are clever enough to make us feel ...

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 ...