Good to know: LED Lamps

By |2018-01-17T18:20:58+05:30July 30th, 2014|

Trends: Industry predictions are that human society will move away from incandescent light bulbs to LED lamps in about a decade or two. People like smaller electricity bills. Environmentalists want less energy wastage as heat. Haitz's Law states that "every decade, the cost per lumen (unit of useful light emitted) falls by a factor of 10, and the [...]