filament lamp


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filament lamp

[′fil·ə·mənt ‚lamp]
(electricity)

incandescent lamp, incandescent filament lamp

incandescent lamp
A lamp from which light is emitted when a tungsten filament is heated to incandescence by an electric current.
References in periodicals archive ?
Thus they make an ideal adjustable light output source, and they have dramatically longer run times than conventional filament lamps.
The exposed filament lamps were crucial to the conception of the pendants, which need to output light and create a dramatic canopy of sparkling points.
Some early metal filament lamps used osmium, which was sought after for recycling because of its high price.
The units are available with either filament lamps or a long life LED light source, which is ideal for applications where access or maintenance is difficult; it offers significantly lower life costs than traditional filament lamps.
The lighting for the house was initially powered by a small wind turbine with power storage via a battery set which provided adequate power to the then tungsten filament lamps.
In 1880 Armstrong had improved the system with 45 of the kinder incandescent carbon filament lamps invented by his Gateshead-based friend Joseph Swan, although only 37 could be used at any one time.
They still cost more than normal tungsten filament lamps but the fact they last 10 times as long means you will recoup the money and save energy.
Its simple energy-saving tips include buying compact fluorescent light bulbs as they are 80percent more energy efficient than filament lamps, checking that air conditioning temperatures match recommended standards and carrying out regular maintenance checks.
Compact fluorescent light bulbs are 80pc more energy efficient than filament lamps and in heavy use areas pay for the purchase cost within months.
Other performance characteristics include a viewing angle of 30 degrees, an operating temperature range of -25[degrees] C to 85[degrees]C and a resistance to shock and vibrations not afforded by traditional filament lamps.
Providing lamps with full range of wavelengths from ultraviolet through visible to near infrared, the assemblies include tungsten filament lamps, lens-end lamps, halogen lamps and holders, MR-3 to MR-16 reflectors, subminiature lamps, miniature visible-infrared lamps, neon lamps, and a variety of LEDs.
The draft Decision covers retro-reflecting devices (UN/ECE Regulation 3); seat-belt anchorages (Regulation 14); seatbelts (Regulation 16); H4 headlamps (Regulation 20); protective helmets and visors (Regulation 22); filament lamps (Regulation 37); safety glazing (Regulation 43); child restraint systems (Regulation 44); headlamp cleaners (Regulation 45); diesel emissions (Regulation 49); lighting devices for motorcycles (Regulation 53); rear marking plates for heavy and long vehicles (Regulation 70); emissions (Regulation 83); diesel emissions of farm tractors (Regulation 96); alarm systems (Regulation 97); CO2 emissions (Regulation 101); and compressed natural gas (Regulation 110).