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 ?
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.
Table 5 Demand for filament lamps (tungsten halogen) in the country in question, 2008-2014 (US dollars)
Since LED lights are much more efficient than halogens and other filament lamps, these bulbs are perfect operating with an alternative or renewable energy resource such as solar or wind power in cold or warm environments.
This is a guide for the proper selection of filament lamps for use in roadway and area lighting equipment.
They still cost more than filament lamps but the fact they last 10 times as long means you will recoup the money and save energy.
Preforms are heated by high power, single filament lamps that ensure accurate and consistent preform wall temperature.
Market value and volume for lighting products by type (arc-lamps, chandeliers, discharge lamps, filament lamps, illuminated signs, non-electrical lighting products, portable battery lamps, sealed beam lamp units, other lighting products)
The product segments discussed in this data report include: Portable battery and magneto-electric lamps, Sealed beam lamp units, Filament lamps (tungsten halogen), Filament lamps (power not exceeding 200 W, voltage more than 100 V), Other filament lamps, Fluorescent lamps (hot cathode), Mercury and sodium vapour lamps, Other discharge lamps, Arc-lamps, Infra-red and ultra-violet lamps, Electric ceiling and wall lighting fittings, Electric desk, table, floor and bedside lamps, Non-electrical lighting fittings and lamps, Illuminated signs, Other lighting products and Parts of lighting products.
They boast faster turn-on and reaction time compared to filament lamps, yet provide comparable luminous intensity and pure wavelength light for a more uniform illumination.
The preforms are heated in an infra red camera-controlled six-lane system that uses high power, single filament lamps for high efficiency preheating and stabilization, followed by precise temperature profiling.
The LED guidelines have been written to provide buyers with the information they need to correctly select LED lamps to replace existing filament lamps, and to choose new LED light fittings.