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 ...

imaging a "white" light source of a different color temperature. What calculations would be required to white-balance the pixel data, and to determine the true color temperature of the light source?

Color correction factors are usually quoted in Mireds, a measurement system with long history in color photography. Mired is an acronym for Micro Reciprocal Degree, a measurement derived by dividing ...

Understanding color temperature is not a daunting task. What can be intimidating is being on location and needing to deal with a range of different temperatures at once. The camera can only be set to ...

Daylight emulates natural sunlight at high noon with a light blue tint at 5000 Kelvin. What is Kelvin? Lighting designers refer to degrees of Kelvin to measure the light’s color temperature. When an ...

An understanding of color temperature qualities comes in handy when evaluating energy-efficient light sources.

Color temperature just requires a color camera to measure, so smart phone app is the obvious choice. Could do photoshop as well, but you'll need to use a camera with no white balance built in (e.g ...

What is white balance? White balance refers to the effects color temperature and tint have in photographs. Different light sources emit varying color temperatures, ranging in a spectrum between ...