a boy use spectacles of focal length - 60 CM name the diffraction of reason he suffering from which lens is used for correction of this defection compute the power of this lens
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Hio...
He is suffering from myopia.
A concave lens is used for correction.
F= -0.6 m
Power = 1/ Focal Length
P = 1/-0.6
P = -1.66 D
Hope it is clear enough to understand and helpful... ^_^
#BeCurious
He is suffering from myopia.
A concave lens is used for correction.
F= -0.6 m
Power = 1/ Focal Length
P = 1/-0.6
P = -1.66 D
Hope it is clear enough to understand and helpful... ^_^
#BeCurious
chandrapal2:
good answer
Thank u very much.
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