Craig DiLouie

The U.S. Department of Energy (DOE) has released a free report detailing the characteristics of the U.S. lighting market by technology and sector. The 2010 U.S. Lighting Market Characterization provides comprehensive and detailed estimates of the national inventory of installed lamps as well as their associated energy use and lumen production. It focuses on four [...]

Philips Lighting’s Energy Advantage CDM with All-Start lamps is a series of ceramic metal halide lamps available in 205W and 330W—and now, new in 2011, 145W—to replace 175W, 250W and 400W probe-start lamps to save energy and improve color quality. The lamp operates on both probe- and pulse-start metal halide ballasts in any orientation, so [...]

Construction spending totaled $807 billion in November 2011, the highest level since June 2010, as homebuilding, private nonresidential construction and public construction all increased compared to October, based on Department of Commerce data. “Several segments of construction appear to be climbing out of a hole,” said Associated General Contractors of America Chief Economist Ken Simonson. [...]

After showing struggling business conditions for most of 2011, the Architecture Billings Index (ABI) has now reached positive terrain in consecutive months. 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 regional and sector categories are calculated as a [...]

David DiLaura walks you through the 10th edition of the IES Lighting Handbook.

Cooper Lighting has announced the 2012 SOURCE calendar of educational classes for the lighting and design community. The SOURCE is located at Cooper Lighting’s headquarters in Peachtree City, Georgia, and offers a wide variety of seminars designed to broaden the understanding of lighting and its applications. The SOURCE has been servicing the lighting industry for [...]

The Commercial Buildings Energy Consumption Survey (CEBCS) provides valuable information about the U.S. commercial building stock and its energy consumption. The 2007 CEBCS was canceled due to a bad data collection method (proving cheaper is not always better), and the 2011 CEBCS was suspended due to funding cuts at the Department of Energy. You may [...]

The Illuminating Engineering Society is now accepting project submittals for the 2012 Illumination Awards. The deadline is February 13, 2012. Check it out here.

Beautiful images of the Saturn system courtesy of the NASA Cassini Mission.