It is very pertinent to mention that learn about difference in perception for eye specialists. The importance is in many ways i.e.it helps to find out the problems related to eye, to increase information about Learning and understanding eye and its disorder. So it is decided to check out perception differencein schools of Pakistan. Objective: The main objective and reason of this evaluation and study was to check out that how children of different perception carry out their normal functions. Another reason of this study was to learn more and more about eye. Subject and material: Our current research was conducted at Services Hospital, Lahore from December 2017 to November 2018. Students of age 9 to 17 were taken from schools of Lahore city of Pakistan. These students were quite healthy. Their eyesight wontedness was 20/20. They never suffered by any eye diseases so they never have been referred for eye operations. Wontedness in eyesight at 5% and 2.6% wasServed with Dr.Leas 3.5 meters far wontedness. Conclusion: By doing this process of finding actual sight wontedness we infect obtained normal wontedness values at 100%, 5% and 2.6% difference levels. Keywords: School children, Visual acuity, contrast sensitivity.