When you buy MP4 Players, or get product information about Digital Cameras, or view the page about Surveillance sets, usually, you may find the words LED, LCD, TFT, OLED as the screen names of these Video Players, every Consumer Video Electronic product will have a screen, but what’s the difference of these screens? I think you will very interesting about it.
1. LED, Light Emitting Diode A solid state semiconductor devices, which can be directly converted into electricity to light. LED has many fantastic advantages, high quality of light, small consumption of energy, durable, reliable and security; So, the LED widely used for Surveillance Camera.
2. LCD, Liquid Crystal Display, LCD has many good Features:
- Micro-low-voltage power;
- Flat structure;
- Passive display type (no glare, not to provoke the human eye, does not cause eye fatigue);
- Showed the large amount of information (as pixels can do very little);
- Without electromagnetic radiation;
- Long-life;
LCD is widely used of the display equipment, because of the high quality the screen shows and the big visual area, LCD widely used in Video Players as MP4 Players, Car DVD Players, Monitors, Digital Cameras and so on.
3. TFT, Thin Film Transistor, each liquid crystal pixel by pixel points behind in the integration of thin film transistor-driven, can high-speed, high-intensity, high-contrast display screen information, is the best one of the LCD color display equipment, The effect is close to the CRT monitors, now widely used of the notebook computers.
4. OLED, organic Light Emitting Diode. The features are below:
- The thickness is only 1/3 to LCD screen;
- Virtually no viewing angle problems;
- Response time is 0.1% of the LCD, the screen will not display campaign feathering phenomenon;
- Luminous efficiency, lower energy consumption than LCD;
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Tags: car dvd players, China Electronics, China Wholesale, digital camera, Electronics Wholesale, mp4, mp4 players, surveillance camera
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May 9th, 2008 at 1:08 pm
[…] When you buy MP4 Players, or get product information about Digital Cameras, or view the page about Surveillance sets, usually, you may find the words LED, LCD, TFT, OLED as the screen names of these Video Players, every Consumer Video … Read More […]