Eye examinations
- Visual acuity:Â You read letters on a chart to determine how clearly you see.Â
- Visual field:Â You check how well you can see objects to the sides of your vision without moving your eyes.Â
- Eye muscle function:Â You follow a moving object with your eyes to check for problems with the muscles around your eyeballs.Â
- Pupil response:Â Your doctor shines a light into your eyes to check how your pupils react.Â
- Tonometry:Â Your doctor measures the pressure in your eyes by blowing a puff of air into your eye or gently touching it with a tool.Â
- Dilated eye exam:Â Your doctor gives you eye drops to widen your pupils so they can see inside your eye.Â
- Slit lamp:Â Your doctor shines a light into your eye to check for issues in the front of your eye, such as the cornea, iris, and eyelids.Â
- Retinal test:Â Your doctor checks the back of your eye for problems, such as macular degeneration.Â
- Color deficiency test:Â Your optometrist may use a series of plates to test for color blindness.Â



