The vision consists of several skills, such as depth perception, peripheral vision, color vision, focus and so on. Since what people understand about environment relies mostly on the eyes, vision skills are very important for all outdoor activities, including golf, basketball, baseball, etc.

Eye tests are critical for older people to maintain visual health. While regular eye tests can find out visual problems and suggest early treatments, a delayed eye test may lead to incurable vision problems and even blindness. Some older individuals reject to receive any eye test during decades because they “feel” good with their vision conditions. However, some chronic eye diseases may be deteriorating progressively, resulting in unfortunate visual results. In general, basic eye tests that give eye doctor essential information about visual functions include tests of eye pressures, visual field, dilated retinal, slit lamp and refraction.

A comprehensive eye exam contains several tests, from simple eye chart reading to tiny structure visualization. Some factors play a role in deciding the exam time, such as caseload and test complexity.

Retinoscopy is always used to get an approximation of your prescription. You will be required to fixate on a large target and receive a light shined by the doctor. By changing lenses in front of your eyes and interpret the light reflects from your eyes, the doctor can work out the general prescription of your eyes.