Answer: B - The range of correction of presbyopia is +1.00 D to +3.00 D.Usually <+1.00 D correction is not given for presbyopia. >+3.00D correction is not well tolerated as it causes strain to the eyes. Those who require stronger than +3.00D need additional prisms incorporated into the spectacles.

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Ophthalmic Technician

Category - Lensometry and Spectacle Skills

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What is the range of correction of presbyopia?

+0.50 D to +2.00 D
+1.00 D to +3.00 D
+2.00 D to +4.00 D
+3.00 D to +5.00 D

Explanation

Answer: B - The range of correction of presbyopia is +1.00 D to +3.00 D.

Usually <+1.00 D correction is not given for presbyopia. >+3.00D correction is not well tolerated as it causes strain to the eyes. Those who require stronger than +3.00D need additional prisms incorporated into the spectacles.

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