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The Kelvin scale (K) is often used to describe the colour ‘temperature’ of light in photographic and lighting contexts. A lower colour temperature will be ‘warmer’ with more red tones, and higher temperatures are ‘cooler’, with more blue tones. See our Colour Temperature Explained guide to find out which is right for you. The Kelvin scale (named after the British scientist and engineer William Thomson, 1st Baron Kelvin) is a measure of temperature, starting at ‘absolute zero’, the …

Although the phrase “polar curves” suggests a snow-covered landscape of rolling hills, the normal definition is rather more prosaic. Polar curves relate to mathematics and appear on graphs. They show the way in which LED light bulbs and other bulbs distribute light. Photometrics Lighting engineers study photometrics. This is the process for measuring the intensity of light. Such intensity varies according to how close or far you are from LED light bulbs. Engineers use polar curves t …

A recent fashion trend has been growing as celebrities are beginning to wear LED clothes. Lighting has been used in performances for many years but it is now starting to make it’s way from the stage to the outfit. On Wednesday night, at the Country Music Awards, Ariana Grande gave a performance in an LED matching top and skirt. She performed with the band Little Big Town and although they had their drums lit up and their outfits had a neon trim, it was no match for Ariana Grande …