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Common screw-in bubble light. A bubble light is a decorative device consisting of a liquid-filled vial that is heated and illuminated by an incandescent light bulb.Because of the liquid's low boiling point, 39.6°C (103.3°F), the modest heat generated by the lamp causes the liquid to boil and bubble up from the vial's base thus creating a decorative effect.
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Similar to fluorescent lights, HMIs present problems with color temperature when used for film or video lighting applications.Unlike incandescent-lighting units, which are blackbody radiators limited to a theoretical maximum of 3680 K (the melting point of tungsten), HMI lamps, like all gas discharge lighting, emit the emission spectral lines of its constituent elements, specifically chosen so ...
Parols are traditionally constructed using bamboo and Japanese paper, and are illuminated with candles, oil lamps, or carbide lamps. Modern parols can be made using other materials such as plastic , metal , and capiz shells and are usually illuminated with electric lighting.
Some archaeologists claim that the first shell-lamps existed more than 6,000 years ago (Neolithic, Later Stone Age, c. 8500–4500 BC). They believe that the alabaster shell-shaped lamps dug up in Sumerian sites dating to 2600 BC were imitations of real shell-lamps that had been used for a long time ( Early Bronze Age , Canaanite / Bronze I ...
A kerosene lamp produced by the factory of Karlskrona Lampfabrik in Sweden c. 1890s Swiss flat-wick kerosene lamp. The knob protruding to the right adjusts the wick, and hence the flame size. A kerosene lamp (also known as a paraffin lamp in some countries) is a type of lighting device that uses kerosene as a fuel.