Daylight factor, a metric used to express the availability of daylight in a space, is explained clearly here.

Webinar: “Daylighting: Lighting Every Building Using the Sky” Presented by: Energy Center University in partnership with the Daylighting Collaborative, presenting faculty Abby Vogen Horn, Senior Project Manager, Energy Center of Wisconsin When: March 18, 2009 at 1:30pm – 3:00pm CDT What: Integrated daylighting design is the key to whole building energy savings and a successful [...]

Daylighting is recognized as best practice in energy codes and industry standards due to its documented positive effects on worker satisfaction and performance and potential to generate substantial energy savings. Daylighting and daylighting control are now encouraged or required by California’s Title 24 energy code, LEED-NC v.2.2, Northeast Collaborative for High Performance Schools, and ASHRAE [...]

Interested in new lighting technologies? PIER has published three briefs about emerging technologies that are available for free download. Note: All files download as PDF files. Savings Persist with Monitoring-Based Commissioning (TB-39) shows how monitoring-based commissioning (MBCx), a program approach that combines permanent building-energy-system monitoring with standard retrocommissioning practices, can provide substantial, persistent energy savings. [...]