Question: (a) Show that if the final image of a simple magnifier is to be at the near point of the eye rather than at infinity,

(a) Show that if the final image of a simple magnifier is to be at the near point of the eye rather than at infinity, the angular magnification is given by

(b) Find the magnification of a 20-D lens for a person with a near point of 30 cm if the final image is at the near point. Draw a ray diagram for thissituation.

np +1

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a The image is virtual and s x np From Equation 3412 s fx np f x np T... View full answer

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