metal filament lamp
incandescent lamp whose luminous element is a filament of metal
Note 1 to entry: For the shapes of filament, see "straight filament", "single-coil filament" and "coiled-coil filament".
Note 2 to entry: This entry was numbered 845-07-06 in IEC 60050-845:1987.
Note 3 to entry: This entry was numbered 17-764 in CIE S 017:2011.