International Electrotechnical Commission
Glossary

EN integrating sphere  
hollow sphere whose internal surface is a diffuse reflector, as non-selective as possible

Note 1 to entry:·An integrating sphere is used to determine the total luminous flux (lumen output) of a lighting device.

Note 2 to entry:·An integrating sphere is used frequently with a radiometer or photometer.


TC/SC:82Terms     Info     Publications
Published in:IEC 62257-12-1, ed. 2.0 (2015-10) Terms     Info
Reference number:3.15

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