Lighting

When it comes to highpower lighting applications in the military and harsh industrial environments, reliability and efficiency are key features to consider. To maximize both of these qualities, lightemitting diode (LED) technology is coming into play with brighter, more flexible lighting...

The Energy Policy and Conservation Act of 1975 and its subsequent amendments established minimum efficiency standards for lighting products. While the DOE’s mandatory energy efficiency standards and recently-heightened surveillance efforts are designed to...

Phihong USA (Fremont, CA) recently introduced a new series of waterproof LED drivers for use in a broad range of residential and commercial applications. Designated the PDA040 series, the LED power supplies are available in constant-current outputs of 700, 1050 and 1400mA at a nominal input voltage rating of 120-277...

Dialog Semiconductor plc (Kirchheim/Teck, Germany) has announced a new solid state lighting (SSL) LED driver that integrates boost and flyback converters into a single IC. The iW3623 offers a universal 100 VAC to 277 VAC input range and output power up to 45W. Dialog’s patented Flickerless™ design achieves a near-zero 100 to...

The Verde Series LED GU24 direct replacement lamp by American Illumination (Los Angeles, CA) is one of the few GU24 direct replacement light bulbs available, and is the only one compatible with the GU24 locking ring for simple transitions from CFL to LED. The Verde GU24 bulb replaces the 13W CFL, consuming only 8.5W...

Minuscule crystals that glow different colors may be the missing ingredient for white LED lighting that illuminates homes and offices as effectively as natural sunlight.

Tiny particles of matter called quantum dots, which emit light with exceptionally pure and bright colors, have found a prominent role as biological markers. In addition, they are realizing their potential in computer and television screens, and have promise in solid-state lighting. New research at MIT...

Light-emitting diodes, are the most efficient and environmentally friendly light bulbs on the market. But they come at a higher up-front price than other bulbs, especially the ones with warmer and more appealing hues. But researchers at the University of Washington have...

University of Utah metallurgists used an old microwave oven to produce a nanocrystal semiconductor rapidly using cheap, abundant and less toxic metals than other semiconductors. They hope it will be used for more efficient photovoltaic solar cells and LED lights, biological...

The new 300,000 square foot Diamond Pet Foods facility in Ripon, Calif. went online in May 2012 with more than 500 high-efficiency, Class II Div 2 LED fixtures by Dialight. Through combined energy and maintenance savings, the company expects a full return on its...

Aleddra LED Lighting, a business unit of Lightel Technologies, Inc., recently partnered with management at the Auburn SuperMall in Auburn, WA to improve the quality of light throughout the mall while at the same time reducing lighting energy consumption by 52%.

Global Lighting Technologies, a manufacturer of LEDbased, edge-lit light guide solutions for general illumination applications, has retrofitted its North American sales & engineering headquarters with LED ceiling lights. In a classic example of practicing what it...

Plessey is working closely with Plymouth City Council in the U.K. to help achieve the Council's ambitious carbon reduction strategy for all their managed buildings and infrastructure. Plessey is replacing the existing fluorescent lighting in Douglass House with solid-state LED...

Organic is a term more often associated with vegetables than lighting systems, but some LED manufacturers are now incorporating organic molecules into their products to meet specific application demands. The result is a new type of LED system that provides a broad illumination area and...

The key circuit elements in an LED lamp are the LEDs, the optics, the casing (including heat-sinking) and the driver. The driver now represents anywhere from 10% to 40% of total bulb cost, so selecting the right topology is crucial to delivering the most cost-optimized design. In order to achieve a long...

MaxLite® (West Caldwell, NJ) introduced the new Omnidirectional A19 LED Lamp as a true A19 incandescent replacement lamp that distributes a soft, warm uniform light without compromising performance or aesthetics. The long-life, energy efficient alternatives to conventional lighting, MaxLite’s dimmable...

Greenvity Communications (Milpitas, CA) has expanded its Hybrii® family of system-onchip (SoC) connectivity solutions with the new Hybrii-Mini GV7013 aimed at cost-sensitive consumer and industrial applications. Compatible with the HomePlug® Green PHY™ powerline communication (PLC) specification...

Texas Instruments Incorporated (TI) (Dallas, TX) has introduced the industry’s smallest off-line, phase-dimmable, constant- current lighting controller and an easy-to-use lighting driver that simplify the retrofit of a variety of LED bulbs, including E14, GU10, A19, PAR20/30/38, MR16 and AR111. The TPS92075 controller...

EYE Lighting International (Mentor, Ohio) has announced the introduction of Aphos™ brand LED luminaires. Ideal for parking garages, parking lots, warehouses and similar applications, the rugged luminaires are designed with custom LED optics that deliver exceptional lighton- task coverage that can minimize the number of fixtures...

iWatt Inc. (Campbell, CA) recently introduced a new digital AC/DC solid state lighting (SSL) LED driver platform designed specifically to address the key issues of cost and lifetime in price-sensitive, non-dimmable, residential SSL bulb applications. The first device in this new platform is the iW3626, a singlestage...

Everlight Electronics Co. (Taipei, Taiwan) recently announced the ELMM-457SURCB/A3, a high performance through-hole dot matrix display driven by packaged IC. Each display can be directly interfaced with a microprocessor. The serial IC interface allows the display of 104 built-in characters and 24 custom...

Heatron LED Solutions (Leavenworth, KS) has introduced Ascendia, a high brightness 8" round LED module. Delivering up to 7400 lumens from an 8" diameter module, Ascendia is designed for mounting heights up to 30 feet.

Dialight (Farmingdale, NJ) recently introduced its new 25,000 lumen DuroSite® LED High Bay to meet the high light output requirements of industrial applications. With 100 lumens per Watt efficacy, the new 250W LED High Bay is UL1598/A certified for wet locations as well as CE compliant and CSA 22.2 certified.

From the high-resolution glow of flat screen televisions to light bulbs that last for years, light-emitting diodes (LEDs) continue to transform technology. The celebrated efficiency and versatility of LEDs and other solid-state technologies including laser diodes and solar...

In a process comparable to squeezing an elephant through a pinhole, researchers at Missouri University of Science and Technology have designed a way to engineer atoms capable of funneling light through ultra-small channels. Their research is the latest in a series of recent findings related...

LED tube lights, designed as replacements for T8/T10/T12 fluorescent bulbs, represent a significant portion of the growing commercial LED lighting market. According to the United States Department of Energy (DOE), commercial forces are driving the development of LED technology, which is expected to...

The beginning of the 21st century finds optoelectronics being one of the key disciplines on technological development. Substantial progress in computer technology, communication, imaging, illumination technology, sensor technology, medical technology or production technology is based on the availability of...

Recently Penn State researchers working with the Army Research Office showed that tungstenite, or WS2, formed from layers of sulfur and tungsten atoms, has light-emitting properties that could be useful to plenty of Army applications, like optical sensors or even lasers....

Ming Ma, a doctoral student in the Department of Materials Science and Engineering at Rensselaer Polytechnic Institute, has developed a new method to manufacture light emitting diodes (LEDs) that are brighter, more energy efficient, and have superior technical...

As demand for computing and communication capacity surges, the global communication infrastructure struggles to keep pace. The problem is that light signals transmitted through fiber-optic lines must still be processed electronically, creating a bottleneck in...