PHYSICS HELP

posted by .

(a) If your relaxed eye has a refractive power of 56.0 D, and your lens-to-retina distance is 2.35 cm, determine if you are nearsighted or farsighted.

(b) If you are nearsighted, determine your far point. If you are farsighted, determine your near point.

  • PHYSICS HELP -

    Yes, HELLO!!! Can someone help?????

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. Physics

    An optometrist has perscribed you 2D glasses. This means a) you are farsighted and the focal lenght of your glasses lens is +.5m b)you are nearsighted and the focal lenght of your glasses lens is +.5m c)you are farsighted and the focal …
  2. physics II

    the lens to retina distance in the human eye averages 2.0cm what is the power of the lens of the human eye
  3. Physics HELPP !!

    The antireflecting coating works best if its refractive index is the square root of the refractive index of the lens inthe eye glasses. a) determine the refractive index of the lens that gives the best results
  4. college physics

    A certain person's eye measures 24.0 mm from the pupil to retina. (a) If we treat the eye's lens as a thin lens, what is its focal length when the person focuses on a pencil 44.3 cm from the eye?
  5. physics

    A nearsighted person has a far point located only 200 cm from his eyes. Determine the focal length of contact lenses that will enable him to see distant objects clearly. does anyone have any suggestion on how to tackle this problem?
  6. Physics

    A student is reading a lecture written on a blackboard. The lenses in her eyes have a refractive power of 59.82 diopters, and the lens-to-retina distance is 1.686 cm. (a) How far is the blackboard from her eyes?
  7. physics

    The lens-to-retina distance of a woman is 1.96 cm, and the relaxed power of her eye is 55.2 D. a) What is her far point?
  8. Physics

    The near and the far points of a short-sighted are 8 cm and 20 cm from the eyeball. a) What power of corrective lens is needed for this eye to see distant objects clearly?
  9. PHYSICS

    Assuming an object at infinity, a person has far points of 5.2 m from the right eye and 6.2 m from the left eye. Describe the lens required (diopters) as seen in a prescription for the refractive power of each corrective contact lens.
  10. Help PHYSICS

    (a) If your relaxed eye has a refractive power of 56.0 D, and your lens-to-retina distance is 2.35 cm, determine if you are nearsighted or farsighted. (b) If you are nearsighted, determine your far point. If you are farsighted, determine …

More Similar Questions