"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." If you've ever assumed that all light bulbs are the same, think again. There's a broad spectrum of light ...

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 ...

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 ...

They're on opposite ends of the color temperature scale. MirageC/Getty Images While determining the proper color temperature of your lighting may not sound like an exciting proposition, this small ...

The Color Temperature of a broad band light source can be determined with the TAOS TCS3414CS red, green and blue digital color sensor with IR blocking filter built in to the package. This paper will ...

These A19 standard bulbs came with six settings: 2700K soft white, 3000K bright white, 3500K true white, 4000K cool white, ...

Philips Hue's "Natural Light" has starters rolling out to more users. The new feature gives users an option to set their lighting color temperature based on the sunlight. It is worth noting that ...

After showing up earlier this year in a false start, the Philips Hue app seems to now be rolling out its “Natural Light” scene to more users with the ability to change the color temperature of lights ...