Question

Doctor has prescribed a lens having
power + 1:5 D. What will be the focal length
of the lens. What is the the
of the type of the lens and what
must be the detect of vision?​

Answer 1

Answer:

66cm or 0.66 m

convex lens

hypermetropia

Answer 2

Explanation:

the power of lens

P=1/f in CM

P=1.5

f=100/1.5

f=1000/15

f=66.66cm

the lens is convex because + ve sign

and the defect will be hypermetropia