A patient's Snellen chart findings are 20/60.How should the nurse explain this finding to the patient?

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Normal vision is 20/20,which means the patient can read at 20 feet what the normal eye can read at 20 feet.Visual impairment occurs at 20/70 and legal blindness at 20/200 or more with correction.For 20/60,the patient has less acute vision and must be at 20 feet to see what normal vision sees at 60 feet.A.B.D.These are inaccurate explanations for the finding of 20/60.

A Patient's Snellen Chart Findings Are 20/60