Craig DiLouie

The U.S. Department of Energy has completed Series 17 of testing through the DOE Solid-State Lighting CALiPER program. A summary of the results is now available for download on the DOE SSL website here. Report 17 analyzes the performance of a group of six LED products labeled as AR111 lamps, a niche product. Results indicate [...]

The design and construction industry, still reeling from the real estate crash, could face another $2 billion in lost work if Congress and the White House fail to reach agreement on a federal budget in time to avoid massive mandatory federal spending cuts on January 2, an American Institute of Architects (AIA) analysis warns. Read [...]

Dual-Lite, a Hubbell Lighting Inc. brand, has introduced the EVC Architectural Exit Sign/Emergency Light. The EVC Series utilizes a single, high‐performance LED in each die-cast aluminum lamp head, operating at a total of 2W, resulting in 80+% savings over conventional technology. The unit is powered by a Lithium Iron Phosphate (LFP) battery, resulting in long [...]

The 2012 IALD Awards presented as a series of videos on YouTube:

A 2010 Oklahoma State study comparing LED with conventional lighting in dairies showed a 6% increase in milk production under LED. The question is why, which is uncertain. One theory is the LED is more directed, possibly resulting in more feeding. Another is higher hormone production. IOWA FARMER has the story here.

More on OLEDs … Jeannine Fisher and Mike Lu of Acuity Brands’ OLED Lighting Design Center presented, “A Guided Tour of SSL Area Light Sources – Past, Present and Future” at LIGHTFAIR 2012. The presentation covers various technologies, including OLED, and clearly explains the merits and metrics of each with an informative visual presentation. Beyond [...]

Lighting designer Stephen Blackman, principal of Blackman Design Associates, has authored a whitepaper, “Are OLED Panels Ready for Prime Time?” It begins: “Right now we see many custom architectural OLED fixtures with high numbers of low brightness panels in exciting and sculptural forms at trade shows, in design magazine spreads and artistic installations as architectural [...]

Williams Outdoor, an H.E. Williams, Inc. brand, recently introduced a complete offering of LED outdoor bollards. Rated for 50,000 hours at 70% lumen maintenance (L70) and utilizing an 1100- or 2000-lumen Zhaga standard spotlight module, Williams bollards are designed to meet performance expectations and accommodate rapidly changing LED technology. Concrete or aluminum housings with flat, [...]

The U.S. Department of Energy has completed Series 18 of testing through the DOE Solid-State Lighting CALiPER program. A summary of the results is now available for download on the DOE SSL website here. Report 18 analyzes the performance of 17 LED recessed wallwasher luminaires. The products tested were diverse in luminous intensity distribution and [...]