11/30/2010

Chanel Tokyo

Chanel’s new Tokyo headquarters, designed by Peter Marino, has a triple-glazed facade featuring view-controlled glass and LEDs that enable the building to be completely transparent by day and lanternlike at night. The building has art director who programs different patterns for the facade. The extremely long life of LEDs makes them a particularly sound solution in situations where fixtures are hard to maintain.

Led_04_semiramus1Paul Gregory, principal of Focus Lighting in New York City, specified LEDs for the new Semiramis Hotel in Athens, Greece, for example, for areas where limited space would have made it hard to replace other lamp types. Gregory, who collaborated with Karim Rashid on the project, felt confident in the choice, having used LEDs on the Morimoto restaurant in Philadelphia four years before, which he says has been extremely low maintenance and still looks good. “The questions is always, Can you do something complex and still have it look great in four years,” he said. “Not with Par cans [theater lighting]; not with MR16s.”

Led_05_fao_lighting_ceilingWhile the overall lumen output from available LED sources remains low, there are extremely bright LED products for small-area applications, such as display cases or enclosed spaces. The technology is also ideal for low-light-level outdoor applications, like step lights and pavers, because the technology operates under a wide range of temperatures, unlike fluorescents which do not respond well to cold, and HID lamps, which do not start or extinguish immediately. Also, since they use few watts, LEDs can be solar or battery powered, which makes them appropriate to situations where uninterruptible power is important. Erco Lighting began its foray into LED-based fixtures with products dedicated to this application. “We marketed them as ‘orientation’ luminaires,” said Chappell. “They serve as excellent marker lights for pathways as well as safety lights for entrances and step applications.”

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