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Ophthalmic Technician

Category - Visual Assessment

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In order to read traffic signs, a patient should have corrected vision of at least

20/40.
20/50.
20/60.
20/70.

Explanation

Answer: A - 20/40.

In order to read traffic signs, a patient should have corrected vision of at least 20/40. Patients with corrected vision of 20/70 or less in the better eye are severely impaired and should not drive.

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