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Measuring light intensity

Measuring light intensity

C002/4075

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Credit

ANDREW BROOKES, NATIONAL PHYSICAL LABORATORY / SCIENCE PHOTO LIBRARY ANDREW BROOKES, NATIONAL PHYSICAL LABORATORY / SCIENCE PHOTO LIBRARY

Caption

Measuring light intensity. Researcher aligning a compact fluorescent lamp (CFL), also known as an energy saving light bulb, for calibration on a goniophotometer. A goniophotometer is an instrument that measures the intensity of light reflected from a surface at various angles. Photographed at the National Physical Laboratory, in Teddington, UK.

Release details

Model release available. Property release not required.

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