Craig DiLouie

The Architecture Billings Index (ABI) concluded the year with a score of 52.9, capping three straight months of growth in design billings.

On February 13, at 1:00 PM EST, the Department of Energy will host a one-hour webinar to share lessons learned to date from Next Generation Lighting Systems competitions 1 and 2. How did specifier, manufacturer, and installer preconceptions create delays? How did issues related to user interfaces and conflicting control strategies cause confusion? And what can we learn from feedback from lighting experts and users in the classrooms?

On January 1, 2018, new Title 20 regulations went into effect requiring general-service lamps achieve an efficacy of 45 lumens/W. While certain specialty incandescent lamps will continue to be available for sale in the state, consumers will be limited to a choice of LED or CFL for general-service sockets once current inventories of incandescent and halogen lamps are sold.

Isolite’s new Dual Tech 2.0 exit signs combine LED lighting with photoluminescent materials to increase reliability by eliminating the need for battery backup power.

In “How to Light a Place of Worship,” Bruce Kirk, Light Perceptions talks about about how to balance modern technique and tradition in the lighting of a house of worship.

Check out the video here, just for fun.

In this republication of a recent Postings, SSL Program Manager Jim Brodrick discusses developments in how to measure and express the color qualities of light.

The U.S. Department of Energy (DoE) has issued a final rule related to energy standards for rough-service and vibration-service incandescent lamps. This rule codifies backstop provisions in the Energy Policy and Conservation Act, establishing a maximum rated wattage of 40W and packaging limitation of one lamp per package when sold at the retail level. The effective date for the rule was January 25, 2018.

The Beinecke Library is one of the world’s largest libraries devoted solely to rare books and manuscripts. The library’s new facility provides ambient illumination with little electric lighting and daylight filtered through nearly partially translucent marble walls.