Myopia is cured by using:
Myopia cured using concave lens diverging, power negative.
Ref: NCERT Physics Class 12 Chapter 9 Ray Optics and Optical Instruments
#refractive error
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A person uses spectacles of power +2D. He is suffering from::
+2D convex lens corrects hypermetropia, far-sightedness, near point defect.
Ref: NCERT Physics Class 12 Chapter 10 Wave Optics
