Describe whats wrong with his eyes

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Reference no: EM13494870

Trin has been prescribed bi-focals because his near point is at 2 m instead of 25 cm and his far point is at 10 m instead of infinity.

(a) Describe what's wrong with his eyes.

(b) What are the prescriptions of each part of the bi-focal lens in diopters?

Reference no: EM13494870

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