the far point of a myopic eye is 80 CM in front of eye lens what is the nature and power of lens equal to enable him to see very distant object directly least two causes of the defect
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80cm = 0.80m
Concave lens.
Power of the lens = 1/-0.8m = -1.25D
causes:-
1))•increase in curvature of eye lens
2))• alongation of eyeball
Concave lens.
Power of the lens = 1/-0.8m = -1.25D
causes:-
1))•increase in curvature of eye lens
2))• alongation of eyeball
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