Projector lamps play a major role in projectors, which are so much a part of business organizations and educational institutions today. With the advent of Liquid Crystal Display (LCD) and Digital Light Processing (DLP) technology, they have become a common sight in living rooms as well. It is common knowledge that the projector consists of a lamp, which emits light. But not many know how these projector lamps work and what are their different components? To clear all your doubts about projector lamps, read on.

The role of a projector lamp is to produce a highly intense and bright light needed to redirect the images provided by the projector on to a surface or a screen. The power required to produce this bright light is provided by the projector.

The various components of a projector lamp include an ARC tube, mercury vapor, electrical wiring, quartz globe, fastener, spoke, bolt, and screw. The plastic housing holds all these components of the projector bulb together.

Moving on to the working of the projector lamps, an electric current is sent across an ARC gap in the projector bulb, which consists of ultra high pressurized mercury vapor. The electricity transmitted lights up the mercury vapor, making it emit a light of very high intensity and brightness. The light is then cast onto LCD or DLP panels to produce amazing pictures.

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