Extra Explaining Questions - OPTICAL INSTRUMENTS

1.     a) Technician reported observation for two patients with defects of an eye as one with shortsightedness and other with long-sightedness. What do you understand by the defects of the eye mentioned by the technician above?

b)  Suppose you are the optometrist; what advice can you offer the patients observed by the technician above so as to correct their defects?

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