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LED lighting is a common feature of Scandinavian life. The Danish government’s ambition to make Denmark a world-leading technological society is encouraging the development and use of LED light bulbs throughout society. And for Denmark’s neighbours, Sweden and Norway, LED lighting has been part of a sustainable lifestyle for some years. LED lighting in Denmark The Danish authorities are committed to LED technology. In December 2007, the government contributed half 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 to …

The guard changes regularly at Buckingham Palace, as Winnie the Pooh’s creator A. A. Milne reminds us in a poem. But the lighting is changing as well. As part of its effort to reduce energy costs, the Royal Household at the Palace has installed LED light bulbs in a chandelier. This is the most recent of a number of royal LED lighting projects to take place in the past few years. The idea behind the use of LEDS at the Palace is to create lighting features at a fraction of the previous runni …