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About Radiance Lighting Simulation

Radiance began in the 1980s as a research project at Berkeley Lab and has evolved into a powerful calculation engine that most major design tools rely on. Download the summary.

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About Low-e Windows

Every year, Americans reduce energy bills by billions thanks to a low-emissivity (low-e) window coating that Berkeley Lab developed with industry. Download the summary.

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About Software Tools for Windows

For more than 30 years, the window software tools supported by the Department of Energy and developed by Berkeley Lab have been critical to the development and application of new energy-efficient windows. Download the summary.

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About Electrochromic Window Technology

Decades of research and innovation by the Department of Energy's Berkeley Lab and National Renewable Energy Laboratory have made dynamically tinting "smart windows" a global reality. Download it now.