2007-12-28

Walking in the solar wonderland with LED trees

Walking the streets at night could soon be a less intimidating experience for many, as a crop of solar-powered 'tree' lights by Brit designer Ross Lovegrove are set to blossom all over Europe.
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2007-12-20

Advantages and Weaknesses of LED Application

Unlike conventional incandescent lamps which need to convert the electricity into thermal energy first and then to light, LED illumination is achieved when a semiconductor crystal is activated so that it directly produces visible light in a desired wavelength range. With the continuous development of lighting technologies, more possible future applications of LEDs will be seen. Advantages and disadvantages of using LEDs are to be discussed as follows. Advantages of LEDs 1. Long Lifespan
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New LUXEON LED® with BIOS SkyBlue® Circadian technology eliminates barriers to better Human Centric Lighting Today, Human Centric Lighting (HCL) innovator BIOS, and global lighting solutions provider Lumileds®, have joined forces t... READ MORE

Topcon Technohouse Corporation (https://www.topcon-techno.co.jp/en/), optical measurement instrument manufacturer such as luminance meter, spectroradiometer proudly launched 2D spectroradiometer SR-5100 series (Fig.1) built in self-developed a... READ MORE