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This is the famous letter chart most commonly used for measuring vision and visual acuity.
It's made up of a series of rows of letters, decreasing in size with each row.
Each row represents the minimum size of letter that a person with normal vision would be able to see at 6m, 9m, and various intervals up to 60m.
This is the famous letter chart most commonly used for measuring vision and visual acuity.
It's made up of a series of rows of letters, decreasing in size with each row.
Each row represents the minimum size of letter that a person with normal vision would be able to see at 6m, 9m, and various intervals up to 60m.
You should seek professional advice if you are concerned about your eye health.
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