Why LCD is preferred?
The word LCD means liquid crystal display. It is a flat panel display or electronically modulated optical device. It uses light modulating property of liquid property. The Liquid crystal property does not emits light of its own instead it depends on the light falling on it and the backlight functions in forming the image. It can display either black and white picture or a colour picture. LCD screens are normally of lighter weight and are thinner in depth.
Coming up in reasonable price it is affordable for most applications. It has dominated the sale of Cathode ray television in a short span of time. It comes in various shapes and sizes. You can buy a large TV with LCD display for a reasonable price. This type of screen first started up with television in year 2007 and with the rapid growth and demand it produces various other products too. Talking about television, in earlier days portable televisions were just a dream to people, but as of now it is dream come true. Different size of television with liquid crystal screen is modernizing the world. The liquid crystal quality of the screen results in better quality of the image.
Interior of LCD display
It consists of a thin layer crystal which is set between two thin layers of glass sheet. Among the two glasses one is transparent and other have the reflecting coating. When the lights pass the transparent glass the image is formed on the reflective glass. It consists of either passive matrix or active matrix display grid. The passive matrix is known as film transistor display and the active matrix have grids of conductors set on the two sides. Current is send through two conductors on the grids to control the light on the pixel.
- One of the best benefits is on our health that is this display screen is not harming our eyesight. Not completing but it is minimizing the harmful rays to affect the eye sight.
- Less consumption of electricity is also the benefit of the screen
- A better quality of image is displayed.
- It is available in various sizes.
- It is built by keeping in mind about the environment, few harmful chemicals are used. Rest body parts can be recycled.
- Available at cheap price.
- Less heating.
Covering the market
LCD screenhad washed away the marketing of CRD in less time. Not only in television but in other displaying gadgets like mobile phone, laptop screen, etc. The attractive features of the display are increasing the demand in the market day by day. Noticing the growth of the display engineers are developing more in it. Comparing with other flat display LCD display is preferred more for its enormous features. As per study by Persistence Market Research it is estimated that there will be moderate increase in flat display screen, and as of revenue it will cross 180,000 million$ in US. The demand for flat display is also constantly increasing in field of smart phones. And also in other gadgets.
LCD screen has now become a trend in the field of technology leading the other flat screens.