The conscription vision chart is a medical device used to test the suitability of young people of military age for enlistment. The device consists of a table of symbols printed at different size intervals, each symbol corresponding to a different level of vision, and assesses a youth's vision health by testing his or her ability to recognize the symbols on the table.
The use of conscription vision charts is very common, and almost all countries use this method to test the vision of young people of the right age. Therefore, the ability to pass the conscription vision screening has become one of the most important prerequisites for many young people to enlist in the military. At the same time, the use of conscription vision charts can also effectively prevent some training accidents caused by personal vision problems.
In addition to the conscript vision chart, there are now other more advanced vision testing equipment, such as the common funduscopic examination, corneal topography, cataract detection, and so on, and these more accurate equipment is gradually being used in the conscript vision testing. However, the conscription vision chart represents the basis of testing has been irreplaceable, because it does not need to spend too much time and economic costs, but also can test a number of young people of age at the same time, increasing the efficiency of the test.