Fluorescent lamps Fluorescent lamps are now widely used because they have a much lower power consumption than equally bright incandescent lamps. They are available in light colors sunlight, cool white and warm white. Fluorescent lamps Design and function Fluorescent lamps are one ...
High pressure mercury lamps The mercury vapor lamp is a high-pressure gas discharge lamp further. The glass bulb of mercury vapor lamps, high pressure usually has an elliptical shape. Inside the bulb is a quartz discharge tube, the mercury vapor. Because there are two ...
Compact Fluorescent Lamps (CFL) Compact Fluorescent Lamps (CFL) have very small dimensions and a curved glass tube. This makes it possible to provide them with a screw and screwed instead of normal bulbs in sockets. They are now also known as energy saving lamps. ...
High pressure sodium vapor lamps The high pressure sodium vapor lamp has a very high light output and is mainly used for street lighting. Inside a high-pressure sodium vapor lamp is a discharge vessel (burner), which consists of transparent alumina ceramics. The discharge vessel is ...
Incandescent lamps The Incandescent lamps (light bulbs) is probably one of the most important discoveries ever! Without it we would have no electric lights. Thomas Alva Edison (1847-1931) intended to make light from an electric current. Edison experimented with various materials as ...
