Specifying color quality appropriate for the application is essential. In a high-end retail application, good color quality can make products, especially clothing, appear more vibrant, truer and ultimately more appealing. In an office application, color quality can facilitate social interaction by rendering faces more naturally and thereby helping to create a more productive and appealing [...]
Lighting quality goes beyond task performance to address other needs related to aesthetic judgment, mood and atmosphere and visual comfort, all of which indirectly affect user satisfaction and task performance. The first two needs, often left out of the retrofit process, become primary considerations in a relighting or new construction project, covering patterns of light, [...]
On May 18, LightNOW reported here that Cleveland was considering a 10-year deal giving Sunpu-Opto Semiconductor Ltd. exclusive rights to sell millions of LED lights to the city in exchange for the company making Cleveland its North American headquarters, creating an estimated 350 jobs. The proposed deal naturally irritated GE Lighting, which is based in [...]
One of the most important functions of a lighting system is to support visual performance by ensuring appropriate visibility of tasks and objects the designer wants seen. The human eye can adjust to a wide range of light levels, including about 10,000 footcandles on a sunny day to about 0.01 footcandles under full moonlight. As [...]
NEMA’s Lighting Systems Index (LSI) increased 1.1% on a quarter-to-quarter basis during the first quarter of 2010. On a year-over-year basis the index posted a similar increase of 1.2%, marking the first time since the second quarter of 2006 that the LSI has registered an appreciable gain compared to the same period a year ago. [...]
Philips Lighting has announced that it has redesigned the packaging of its ICN T8 Instant Start, IOPA T8 Instant start high efficiency, and ICN T5HE family of electronic ballasts, diminishing the carbon footprint and preserving the environment by reducing the overall carton size by 37%, according to the company. The move is part of Royal [...]
For the third straight month, the Architecture Billings Index (ABI) has gone up. As a leading economic indicator of construction activity, the ABI reflects the approximate 9- to 12-month lag time between architecture billings and construction spending. The American Institute of Architects (AIA) reported the April ABI rating was 48.4, up from a reading of [...]
Increases in stimulus-funded projects and growing demand for single family construction helped boost monthly construction employment in 29 states between March and April, according to a new analysis of federal employment figures released by the Associated General Contractors of America. Despite the recent gains, 46 states and the District of Columbia lost construction jobs over [...]
Check out the amazing creations of Moritz Waldemeyer, whose work fuses technology, art, fashion, design—and light.
“Lights of Philadelphia 2010: A Lighting Odyssey” has been rescheduled to Wednesday, September 22 and Thursday, September 23, 2010 at the Pennsylvania Convention Center in Philadelphia. Click here to learn more.
