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An 80 cm long TV is about 31 inches. The unit of TV size is inches, which refers to the diagonal size of the phosphor screen (picture tube), not length or width, but the distance between the two diagonals. That is, the distance from the top right corner to the bottom left corner.
The size of the TV is in inches,1Inch is equal to the centimeter of China's metric system,With the development of China's economy and the relevant provisions of the law,The TV in China's market should be used in China's metric system cm(cm)As a unit。 But people are still used to using inches.
TV size conversion method: Inches to centimeters are multiplied, centimeters are exchanged to inches are divided. 1 inch = centimeter, e.g. 32 inches to centimeters, 32 * centimeters). And centimeters of TV converted to inches are inches).
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The TV is named according to the length of the diagonal inches. So you have to first determine what your 80 cm is, is it length, width, or diagonal length? The current flat-screen TV is 16:
9, so knowing the length or width, you can calculate the diagonal length according to the Pythagorean theorem, and then according to 1 inch = centimeter, it is converted to 37 inches in inches. Hope.
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How to measure how many inches of TV, how to calculate inches.
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Square, 80 long, 60 wide is how many inches TV is.
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The length and width of the 80-inch TV are: the length is about 181 cm, and the width is about 111 cm.
The 80-inch TV is about 181 centimeters long and 111 centimeters wide. According to the calculation of 1 inch as a centimeter, the diagonal length of the screen of an 80-inch TV is 203 cm, and LCD TVs generally use a length-to-width ratio of 16:9, so the length and width are about 181 and 111 cm respectively.
The distance between the sofa and the TV is the key to the comfort of watching TV, and it is also an important condition to protect eyesight. Actually,**Distance and TV size,There is also a key to accompany the calculation formula of the best sight distance,According to this formula, you can calculate how big the TV is more suitable to buy at home。
Maximum TV size (inches) = **Distance (cm).
Minimum TV size (inches) = **Distance (cm).
According to the above formula, it can be seen that the sofa-TV distance: choose 24-40 inch TV; Sofa-TV distance 2m: choose 32-53 inch TV; Sofa-TV distance:
Choose a 40-67 inch TV; Sofa-TV distance 3m: choose 48-80 inch TV; Sofa-TV distance: choose 56-93 inch TV.
The calculation is based on Hisense laser TV80D9H as an example, which is suitable for VIDAA system。
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The length of the common 80-inch TV is 181 cm, and the width is 111 cm. Generally, it is calculated as 1 inch = centimeter. So the diagonal of an 80-inch TV.
The length is 80 times equal to centimeters, 80 inch TV is very special, its aspect ratio is 16:9, with this condition, so such a length and width will be calculated. Precautions for use:
1. When using a TV, the first thing is the heat dissipation of the TV, some people will lift the TV cover to the side of the screen when watching TV, and the heat dissipation window behind is still covered, which is not conducive to the maintenance of the TV. 2. When using the TV macro, be sure to expose the heat dissipation window of the TV so that the TV can dissipate heat normally. The TV should also be avoided for too long use, and it should be turned off for a certain period of time to take a break for heat dissipation, which is the key point of maintaining the TV.
3. When the TV is not used for a long time, it is generally necessary to cover the appearance of the world code to prevent too much dust from falling into the heat dissipation window of the TV. The heat dissipation window of the TV is the window-like grid behind the TV sliding, and it is easy to fall into dust if it is not covered well. 4. When the TV is not used for a long time, it should be turned on for a certain period of time to remove moisture.
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1. The approximate judgment is 181x111 cm; That is, the length of the TV set is about 181 centimeters and the width is about 111 centimeters.
2. The size of the TV generally refers to the diagonal length of the screen of the TV, according to the conversion of 1 inch = centimeter, the diagonal length of the screen of the 80-inch TV is centimeter.
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The size of a 0-inch LCD TV usually refers to the length of its screen diagonally, which is about 203 cm. It should be noted that the actual size of the 80-inch LCD TV may vary slightly, depending on factors such as the size of the TV's external bezel and the design style. If you need to accurately determine the size of a specific model of LCD TV, you can check the screen size parameters in the TV's detailed specification sheet for more accurate data.
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The 80-inch TV is about 181 centimeters long and 111 centimeters wide.
The fluorescent screens of televisions are large and small, and people are accustomed to using the size of the inch as the angle line to reflect the difference between them. However, the expression of inches is sometimes not accurate, for example, the diagonal size of a TV set that is also 14 inches may be 35cm or 37cm, so in some new standard technical data, cm is directly used to indicate the diagonal size.
According to the industry standard, the annual power consumption of the TV is 4 hours per day, and the 30-inch LCD TV is used instead of the 32-inch CRT TV. In this way, each TV can save 70 kilowatts of electricity per year, and the power consumption is much lower.
How to buy a TV:
1. The choice of the size of the wall-mounted TV.
Like now, when the home is renovated, the TV in the living room is basically installed on the wall. There is also a laser TV or projector, so at this time, there is a difference in the size selection of conventional TVs.
2. The choice of TV picture quality.
The picture quality of the TV is a key factor in determining the quality of the TV, and it is also its core. When we watch TV, we are all in order to achieve a very clear and smooth picture, and what can ensure a clear and smooth picture of the TV is actually four parameters.
3. The choice of TV display screen.
For LEDs, light-emitting diodes are used as the background light source, and the picture details are excellent, and the brightness can be improved, but there may be light leakage. For OLED, it has the property of self-luminescence, which is characterized by high brightness, fast response, good clarity and good flexibility.
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