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Refers to the length of the diagonal line of the display screen.
For example, a 22-inch TV, in fact, its length and width are not 22 inches, but its diagonal is 22.
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Inch. Based on the standard of 1 inch centimeter (we are calculating here), we can get the following **:
14 inches = centimeters.
15 inches cm.
17 inches cm.
20 inches cm.
21 inches cm.
25 inches cm.
29 inches cm.
30 inches cm.
34 inches cm.
42 inches cm.
43 inches cm.
45 inches cm.
50 inches 127 cm.
55 inches cm.
60 inches cm.
70 inches cm.
100 inches 254 cm.
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Refers to the length of the diagonal line of the display screen. The mechanical edge is now changed to diagonal length.
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The length of the diagonal of the screen, inches is the unit of calculation. The optimal** distance for watching TV is 3-5 times the length of the diagonal.
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Refers to the size of the entire screen, including the outline frame
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The number of inches of the TV generally refers to the diagonal length of the TV screen, so to see how many inches the TV is, you only need to measure the diagonal length of the TV screen, and then convert the units.
In LCD displays, the specifications are generally 17 inches, 19 inches, 23 inches, 27 inches, etc. In mobile phones, the screen size generally has inches, inches, inches, inches, inches, etc. In tablets, the screen size is generally inches, inches, inches.
The size of the display is measured in the length of the diagonal line, measured in inches.
TV Size:
The size of the LCD TV screen is strictly the size indicated in the product manual, because the LCD screen is not covered by the bezel. Some products sold in the market have missized products, which are mainly manifested as 1-2 cm less than the standard size marked, that is, less than 1 inch of distance.
When watching TV, you should take a short break for no more than 60 minutes at a time, and it is best to close your eyes and rest. Someone has done a survey that if you watch TV for more than 4 hours without a break, you can lose two lines of vision (. Watching hungry pants and TV for a long time is not only easy to make the child's body weak and obese, and it is easy to form myopia.
If you have a child who has myopia, it is best not to watch the electricity for more than half an hour at a time, and you should rest for 10 minutes.
The above content refers to Encyclopedia-TV.
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The size of a TV screen is measured by the diagonal length of the screen in inches, and 1 inch is approximately equal to a centimeter.
Since the 80s of the 20th century, China has replaced inches with centimeters, but people are still accustomed to measuring the size of TVs in inches. In the technical parameter standard of CRT color TV, due to the thick glass corners, the diagonal elimination of the actual visual image is allowed to have a certain elastic space.
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The size of the TV refers to the diagonal length of the TV screen, usually in inches. To calculate the size of a TV screen, you can do the following:
Measure the diagonal length of the screen: Use a tape measure or other measuring tool to measure the diagonal length of the screen diagonally between the bottom left and upper right corners of the TV screen.
Convert to Inch: Converts the measured length value to inches, where one inch is equal to a centimeter.
Get the size of the TV: Use the converted number of inches as the size of the TV.
For example, if you measure the diagonal length of your TV screen to 60 centimeters, you convert that to inches, which is 60 inches, so the size of this TV is inches.
It should be noted that,Under normal circumstances,The same size of TV is returned under different brands or different models,Its actual display area may be different。 Therefore,In addition to the screen size,You also need to consider the resolution of the TV、Ratio and other factors,So as to choose the right TV product for yourself。
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How many inches of a TV actually refers to the distance between the diagonal lines of the screen, in inches.
then divide by 42 to get the formula (. So the TV is a 42-inch TV set.
1. Before buying a TV, you must first measure the distance.
Generally, it usually takes us a long time to watch TV,The right size can get a better **effect,If the size deviation is too far,Don't talk about poor viewing feeling,In the long run, it will cause visual fatigue。 Therefore, it is recommended that you measure how far the ** distance is before purchasing, so as to better determine the size you need.
2. Choose the size of the TV according to the size of the living room space.
The size of the TV with a comfortable look is directly related to our ** distance.
In general:
In the living room space of 20-30m, the best distance between the TV is 3-5m, so it is recommended that the size of the TV be purchased is 29-39 inches; In a living room space of 30-40m, it is recommended to purchase a TV between 43-56 inches.
3. The size of the TV and the best distance.
25 inches, 23 inches, 23 105 175cm, 34 inches, 32 inches, 32 146 244cm38 inches, 36 inches, 36 165 274cm, 43 inches, 42 inches, 42 192 320cm, 60 inches, 59 inches, 59 270 450cm
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Previously, the size of a transistor TV was the length of the diagonal of the screen. Such as 29 inches.
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It's very simple, that is, the diagonal inches of the display screen are converted to inches. 1 inch is about millimeters.
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85 inches refers to the diagonal length, about meters, if the TV is 16:9 size, the length is about meters, the height is about meters.
How much is a TV and how many inches it is, which refers to the size of the diagonal of the TV screen.
1 inch destroys the cavity = centimeters, that is, 10 centimeters is about 4 inches. You measure the diagonal in centimeters and divide it by centimeters to get the inch size you need.
For example: 85 centimeters wide, how many inches? Then use, 85, which is about 33 inches.
This 33 inches does not refer to the inch size of the TV, it is the width of the TV, which is converted to inches.
Okay, go back and measure the diagonal size of your TV, then divide it by centimeters, and that's the inch size of your TV.
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Which TV brand is on the market right now?
No more than a thousand,If it's too expensive, it's recommended to buy a new one,There are a lot of smart TVs now。
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When cleaning the case of the TV, unplug the power plug first, cut off the power supply, wipe it with a soft cloth, and never clean the case with gasoline, solvents or any chemical agents. You can use hot water at 40 degrees plus 3 to 5....