Integrating Photometer

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2-1-550

Apparatus which enables luminous flux to be determined by a single comparison.


Note 1: The most commonly used form of integrating photometer is the Ulbricht sphere with associated photometric equipment.

Reference: C.I.E.


Note 2: In Britain, the term Photometric Integrator is also sometimes employed with the same meaning.




Please note that this is the term as it stands in the original IALA Dictionary edition (1970-1989)

Contrast

Celsius (previously Centigrade)

Capacitance

charge current

Intensity

Illuminance

Energy

International Association of Marine Aids to Navigation and Lighthouse Authorities - AISM