If the far point of an eye is 2m, the type of lens we can suggest to increase his far point is ________________? & the power of the lens required would be________________?
points
a)Convex lens & +2.0 D
b)Convex lens & +1.67 D
c)Convex lens & +2.67 D
d)Convex lens & +1.50 D
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