Lighting Science launches new Edison-inspired Definity Professional A19 and GP19 LED lamps

May 20, 2013
Date Announced: 20 May 2013 SATELLITE BEACH, Fla. -- Lighting Science Group Corporation® (OTCQB: LSCG) announced today the launch of a revolutionary “Edison inspired” A19 and GP19 LED lamp as a direct replacement for traditional general purpose lighting. Created with the most advanced thermal materials available, these lamps are unmistakably lighter and more efficient, while less expensive, than ever before. These LED-optimized lamps truly replicate the form, weight and function of the incandescent Edison-shaped bulb that is most familiar to residential consumers and professionals alike.The Definity Professional A19 LED lamp achieves superior performance with up to 71lm/w and is easily dimmable down to 5%. Performance is achieved with a reduction in raw materials and an innovative heat sink design comprised of advanced CoolPoly® material resulting in superior thermal management with lighter weight.Likewise, the Definity Professional GP19 LED lamp utilizes lightweight aluminum and cutting-edge design to optimize the performance and aesthetics. The GP19 LED lamp achieves ENERGY STAR equivalency performance comparable to a 40W lamp with the increased efficiency and life that can only be provided by LED technology. The GP19 Led lamp also tops 80 lm/w and is also down to 5%.“Consumers have been asking the LED industry for bulbs which more closely replicate the form and function of a traditional Edison bulb,” said Jeremy Cage, CEO of Lighting Science. “These new lamps represent that, and much more—they are highly efficient, emit a beautiful light, contain no mercury and are a strong LED value. These lamps make every room more beautiful with their lighting quality.”The new lamp line joins the company’s suite of products that have found applications ranging from use in NASA outer space ventures; to artistic designs that span skyscraper silhouettes; to everyday, practical implementations for residential homes and businesses. To find your nearest sales location for Lighting Science DEFINITY™ Professional bulbs, visit: About Lighting ScienceLighting Science Group Corporation (OTCQB: LSCG) is a global leader in the design and development of lighting solutions that are environmentally friendlier and more energy efficient than traditional lighting products. Lighting Science is on a mission to improve the planet and its people with award-winning, innovative LED lamps and lighting fixtures. Conceived, created and built by some of the best people in the lighting field, these products help save energy and reduce the carbon footprint without sacrificing light quality. Find out more at: or join us on Twitter, Facebook, LinkedIn and the Lighting Science Blog.

Samantha Wood McLarty Director of Marketing Lighting Science® Phone: 321-610-9608 E-Mail: [email protected]

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