What are the sizes of lcd televisions for home use?

- Oct 17, 2019-

The size of the lcd display refers to the diagonal size of the LCD panel in inch units (1 inch = 2.54cm). 


The mainstream is 15 inches, 17 inches, 19 inches, 21.5 inches, 22.1 inches, 23 inches, 24 inches, 27 inches, 29 inches, and so on. 


Add: mainstream laptops are 10.1 inches, 12.2 inches, 13.3 inches, 14.1 inches, 15.6 inches, 17 inches. 


In the choice of display size, generally according to their own needs, for people who watch more movies, to choose a larger display size. For people who travel a lot, small laptops are lighter, smaller and flexible. It is more suitable. Of course, the choice of special role has more specific requirements. 


lcd display


The area of the display should be calculated as follows: the area of the 22-inch 16:9 wide screen is 133422 square mm = 1334.22 square centimeters = 0.133422 square centimeters. The trigonometric function table shows (the scientific calculator of windows can be calculated): the height of 0.5625 ≈ tan29.3555 sin29.3555 ≈ 0.490227 display is 22 × 25.4 × 0.490227 ≈ 273.939mm cos29.3555 ≈ 0.8716 display length: 22 × 25.4 × 0.8716 ≈ 487. Similar to the 05008mm, the display area of 19 inches can be calculated to be 236.58 × 420.634 ≈ 99513 square millimeters = 0.099513 square meters 22 inches larger than the 19-inch screen 33909 square millimeters 1 inches ≈ 25.