Uniform Diffuser

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2-1-225

A diffuser for which the luminance is the same in all directions irrespective of the direction of incidence of the light.

Transmission L = E T/p

Reflection L = E p/p

Reference: C.I.E. (modified)




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

Luminance

Level (technician training - WWA)

Latitude (in degrees)

Illuminance

Energy

Time period

roll period

Transmissivity

Contrast

Celsius (previously Centigrade)

Capacitance

charge current

Intensity

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