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Brief introduction to the working principle of EL

Hits:  Time:2010-9-27 18:13:21

The working principle of EL flashing panel is electro luminescence, shortly as EL. When EL works, the electrical energy should be converted into light energy without heat generated, so it is usually called as cold light. EL flashing product is a new and high-tech product with environmental protection, safety, and energy saving, and it is an advanced cold light source.


The working principle of the EL flashing panel is similar to that of the capacitor. The fluorescent substance is activated in the alternating electrical field and then it emits the cold light with high efficiency. The advantages of the EL panel are thin volume, lower power consumption, no heat generated, long service life, and soft and even light, etc.

With these features, the EL panels are more suitable for the places where the lighting with big area/flat surface/curved surface is needed or the normal lighting can be unfit . EL panel does not emit ultraviolet ray, and it has high visibility in the foggy situation. It is waterproof, anti-pressure, anti-vibration, and can be bent into any shape. The brightness will be lower and lower when the EL panel reaches the service life and in the half-life period, and it will not stop working suddenly.


The EL panels, which are produced with such technology, seldom emit heat when work. The EL panels belong to the cold light source. So it is more suitable for the EL panels used in the place where heat is not allowed to be generated, such as the the backlight of the liquid crystal display. The Service life can be over 20,000 hours, which can match the service life of any kinds of electronic complete appliance, so the normal work of the the complete appliance will not be affected because of the short life the flashing panels. The high service life of the EL panels also embodies the economy of the EL panels when used in many different areas independently。The EL panels also can be cut into many different smaller pieces, and they can flashing normally as long as the original electric poles have been kept. EL panels are different from the common lighting source.


There is very lower heat generated when EL panel works, so that the EL panel does not degrade the products because of heat generated like the common lighting source. Many different kinds of thin and soft pictures and logos can be produced, and sewed or sticked in the front of or on the back of the clothes with elaborate electronic inverters similar to the beepers. The inverter can be buckled on the belts or hidden in the clothes. With normal AAA batteries in the inverters, various kinds of flashing and dynamic flashing effects and sweet music can be produced. The brightness of some products can be adjusted according to the ambient sound, the flashing effects of some products can be adjusted too.


EL music t-shirt is the most popular and elegant clothes in the present world, and in a great demand in Europe, USA, Middle East, and Africa, etc. It is the latest fashion for the clamorous area, such as different kinds of parties, bars, dancing halls, sports meetings and pitches, etc. It is also the best choice for the famous companies to promote their products. Especially it can be used in the sports meetings and concerts, it is the best fashion as a symbol, the more  exciting atmosphere can be aroused, and the invaluable advertising propagandas can be realized too.

Features of EL flashing panels

  1. Wide visual angle  
  2. lower power consumption  
  3. can emit even and flashing cold light with complicated shapes 
  4. long service life  5.super thin, light weight  
  5. can be produced into flashing pictures with any shapes
  6. can be bent  8.shockproof and shock re

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