LED lamp Archives – The Green Optimistic green tech news, since 2008 Wed, 31 Aug 2011 19:37:11 +0000 en-US hourly 1 https://wordpress.org/?v=7.0 2667534 The Cheapest LED Light Bulb Yet to be Launched in India: See How Little It'll Cost! https://www.greenoptimistic.com/dixon-led-bulb-india-20110831/ https://www.greenoptimistic.com/dixon-led-bulb-india-20110831/#respond Wed, 31 Aug 2011 19:37:11 +0000 https://www.greenoptimistic.com/?p=20308 Not only the Chinese are able to make things cheap. Now, a consortium of two Indian companies have announced their latest product: an LED light bulb that has the intensity of a 60-watt incandescent one. The cheapest LED light bulb ever can now retail for less than $15. Moreover, “the newly announced bulb fits perfectly […]

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]]> https://www.greenoptimistic.com/dixon-led-bulb-india-20110831/feed/ 0 20308 New Gallium-Nitride LED Technology Offers High-Power Lighthing https://www.greenoptimistic.com/gallium-nitride-led-20110311/ https://www.greenoptimistic.com/gallium-nitride-led-20110311/#respond Fri, 11 Mar 2011 19:57:33 +0000 https://www.greenoptimistic.com/?p=17491 All of the LEDs you see in every device that you put your hands on is made with precious sapphire rock - artificially grown one, but still an expensive material to work with. A new technology developed by Bridgelux uses Gallium nitride to grow LEDs on silicon substrates and can be reproduced at commercial scales.

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]]> https://www.greenoptimistic.com/gallium-nitride-led-20110311/feed/ 0 17491 Panasonic and Toshiba Enter The Game of LED Lighting With Straight Tube Lamps https://www.greenoptimistic.com/toshiba-panasonic-straight-led-tube-lamps-20101020/ https://www.greenoptimistic.com/toshiba-panasonic-straight-led-tube-lamps-20101020/#respond Wed, 20 Oct 2010 20:45:07 +0000 https://www.greenoptimistic.com/?p=11352 While Compact Fluorescent Bulbs have barely been seen in various parts of the world and incandescent lighting still rules in others, two Japanese companies already want to change them for LEDs - straight tube LED lamps, which, they say, are much more economical.

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]]> https://www.greenoptimistic.com/toshiba-panasonic-straight-led-tube-lamps-20101020/feed/ 0 11352 Plastic Solar Cells with LEDs Offer Cheap Lighting in Poor Countries https://www.greenoptimistic.com/plastic-solar-cells-with-leds-offer-cheap-lighting-in-poor-countries-20091112/ https://www.greenoptimistic.com/plastic-solar-cells-with-leds-offer-cheap-lighting-in-poor-countries-20091112/#respond Thu, 12 Nov 2009 06:37:09 +0000 https://www.greenoptimistic.com/?p=5318 According to a study, there are about 1.5 billion people in developing countries who do not have electricity, the majority of them using kerosene lamps for light after sunset. But now, thanks to the researchers from Denmark, the lighting problem could disappear.

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