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March 30, 2015

Homework Help: physics

Posted by m on Thursday, February 7, 2013 at 8:32pm.

A patient is going to be prescribed bifocals which will be 2.50 cm from the eye. The prescribed powers (in diopters) for the bifocals are +1.60 and -0.40, and these bifocals give the patient normal vision.
(a) Without the bifocals, what is the patient's near point?
cm
(b) Without the bifocals, what is the patient's far point?

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