How many types of TV screen

In market there are many types of TV screen available and they are confusing which one to choose. Here I will give you all types of TV screen from old to new.
This will help you to choose between screentypes .

1-CRT - Cathode Ray Tube it was the old style TV which you have seen in 90's TV that big TV . Now a day's these are just a history almost because it take more space and it use electron gun so it consume more power. Picture quality is very bad comparison to these days Telivision display.

2- LCD - Liquid Cristal Display as its name this display filled with a liquid and that display picture much better than CRT. This display is more thin and lighter than CRT. Mostly of us have these kind of television sets. If you touch the screen it will look like liquid in TV display.

LED- It is made of semiconductor and it emmits  light and a thin layer of 3 florescent screen control the brightness and darkness of screen to show picture.

3-OLED - Organic Light Emmiting Diode is a made of organic semiconductor diode which display light and a layer of florescent screen which render image on display. It is much better and consume low electricity that both display. OLED brightness remain same from all side even this screen does not reflect extra light like bulb or etc it is much better display with extra light too. In low light it has more contrast to reduce strain on our eyes.

4-Plazma- Plazma is a state of gas . In this TV gas filled between 2 thin layer glass. It has very wide viewing angle . You can imaging real image in this screen.

According to viewing picture perspective comparison
CRT<LCD<LED<OLED<<Plazma

According to power consumption
OLED<LED<LED<LCD<PLAZMA