Cap(G.B.)

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2-3-110

Alternative term: Base (U.S.A.)

That part of a lamp which holds it in a lampholder and usually provides connection to the electric supply.

Ch2 Fig22.jpg


Note: The cap (base) of a lamp and its corresponding holder (socket) are generally identified by one or more letters followed by a number which indicates approximately the principal dimension (generally the diameter) of the cap in millimetres.

For more information, see I.E.C. Recommendations Publication No.61 "Lamp caps and holders together with gauges for the control of interchangeability and safety".

Reference: C.I.E. (modified)




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

South

ampere

charge current

Intensity

Illuminance

Energy

Contrast

Celsius (previously Centigrade)

Capacitance

Number of cells

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