2011年1月17日 星期一

COLOUR

COLOUR

Many designers also harbour concerns about the quality of LED lights,  especially when it comes to colour. The two chief criticisms are temperature, as  LEDs tend to be bluer than halogen lights, and colour rendering (the accuracy of  colour).

Stephen Cannon-Brookes, of Cannon-Brookes Lighting &amp;  Design, says that while LED lights can have the same levels of colour quality as  halogen lights, this is complicated by the fact that manufacturers have  introduced technology to achieve a better quality – but at the expense of  efficiency.Lighting Science Group, which has manufacturing operations at the  site of <a href="http://www.zclp.com/">Book scanner</a> its headquarters in  Satellite Beach, Florida, said its new LED bulb is completely recyclable and  contains no mercury.

“The irony is that lights with lower colour quality  tend to have higher efficiency – so by making the light source look warmer  (converting blue light into red) you actually make it less energy efficient and  hotter,” saIn addition to LED lighting products, Chicony Power also has power  supply <a href="http://www.chililighting.com/">LED bulb</a> orders from US-based  game console vendors and is currently contributing 36% of the Chicony Group's  revenues with chance to be listed on Taiwanys Cannon-Brookes.Now, in the <a href="http://www.fjever.com/">Insulator</a> second phase, KMC plans to introduce  LED on Bidhan Sarani, Vivekananda Road, Amherst Street, Loudon Street, Camac  Street, Bondel Road, Ballygunge Circular Road, Gurusaday Road and Alipore Road.  “So it becomes a pay off between colour quality and efficiency.”

This  places museum in a dilemma – should they opt for quality or compromise for  energy savings?

Cannon-Brookes says the answer depends on what objects a  museum houses and what its overriding mission is. “Colour is very important for  collections such as paintings, which suggests colour rendering should be the  priority. To date,The new LED bulbs screw into any standard E26/E27 base. That  translates into major savings <a href="http://www.generallamp.com/sitemap.html">led downlights</a> on electricity  bills as well as a dramatically reduced carbon footprint. that means halogen  lighting.”

Manufacturers tend to agree that museums that place colour  rendering above everything else will probably be more satisfied with halogAfter  the success of a pilot <a href="http://www.sfyh.com/inflatable-seat_ss">inflatable seat</a> project to  light up the city's streets with the latest LED technology, the civic bosses now  want to install LED lights across Kolkataen lighting. However, Chris Tiernan,  managing director of ERCO Lighting, says that the rising number of art galleries  and museum installing LEDs suggests that colour quality is already at an  acceptable level.

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