Problem 6: With -5.0 D corrective lenses, Juliana's distant vision is quite sharp. She has a pair of -3.5 D computer glasses that puts her computer screen right at her far point. How far away is her computer?

Q: Martina’s vision is myopic; without vision correction, the far point of her right eye is a modest 40…

A: The myopic person can see only as far as her far point (say v). For her to be able to potentially…

Q: Alice is nearsighted and has no astigmatism. Her far-point is at 25 cm. This means that she cannot…

A: If a person cannot see distant objects clearly and distinctly then the person is said to be…

Q: Give the position of the screen (xS) that shows the focused image, for these numbers:

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Q: Presbyopia is the tendency to gradually become far-sighted (hyperopic) as you age. If you have…

A: Since focal length of the lens is not given, solving the given problem in terms of focal length.

Q: A patient has a near point of 42.3 cm and far point of 90.6 cm. Can a single lens correct the…

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Q: Create a ray diagram for eyeglasses that contain a converging lens. Assume you are looking at a 2 cm…

A: in this question for ray diagram we use 3 rules of of refraction  then draw diagram.

Q: A nearsighted person wants to see an apple that is 7 meters away but can only clearly see objects…

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Q: Nearsighted Nick’s eyes are 18.0 cm and 80.0 cm.

A: Solution

Q: Rachel has good distant vision but has a touch of presbyopia. Her near point is 0.60 m. When she…

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Q: Re A woman can produce sharp images on her retina only of objects that are from 150 cm to 25 cm from…

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Q: Suppose the accommodation limits for a nearsighted woman’s eyes are 20.0 cm and 90.0 cm. When…

A: Given data The object distance is given as p=∞.  The image distance is given as q = -90 cm. The…

Q: The near point of a farsighted person is 65 cm. What power contact lens must he use to correct this…

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Q: The point near a person suffering from farsightedness is located at a distance of (75 cm) from the…

A: Given ,do=25cmdi=75cm

Q: A diverging lens always makes a reduced image. Could you use such a lens to start a fire by focusing…

A: Lenses are of two types converging and diverging. The light gets refracted through a lens.   A…

Q: An object of height 5 mm is at the front focal point of a lens that has focal length of 50 mm, which…

A: GivenAn object of height 5 mm is at the front focal point of a lens that has focal length of 50 mm,…

Q: A cyclist going around a circular track at 10.0 m/s has a centripetal acceleration of 5.00 m/s2.…

A: Given, The velocity of the car, v= 10.0 m/s centripetal acceleration is  ac= 5.0 m/s2 Let r be the…

Q: What power contact lens is needed to correct for farsightedness where the uncorrected n 75 cm? O…

A: Given value--- uncorrected near point = 75 cm. We have to find--- power of contact lense ?

Q: In a laser vision correction, the power of a patient’s eye is increased by 4.00 D. Assuming this…

A: The lens equation is,

Q: Problem 99. A) How is a good single-lens camera (one that can be "focused") able to take clear…

A: A)A good camera can easily take the picture of the object that is placed at some distance by…

Q: Twe lemes tat are emapart are ued to foma image, shown in the figure. Les I divegingnd haa focal…

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Q: https://docs.google.com/forms/d/e/1HAlpULSteYb5H A converging thin lens has a focal length of 50 cm…

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Q: Can you please explain how...well...how this works.  Can you draw a diagram or something?   It…

A: what do v and u stand for?  I know they're distances, but what words do the letters represent?…

Q: Q3: A two-lens system. Two converging lenses, A and B, with focal lengths fA = 20.0 cm and fB = 25.0…

A: We have given the focal length of Lens A =20 cmThe focal length of Lens B =25 cmdistance between the…

Q: AC254-050-A from Thorlabs is a 50 mm focal length achromatic lens. You can use drawSurfaces twice to…

A: AC254-050-A from Thorlabs is a  focal length achromatic lens. You can use draw Surfaces twice to…

Q: If the screen is at the right position and the object is in a right position, the lens will focus…

A: i) If the object is placed at the Focal point of a converging lens, the image is at infinity ii) i)…

Q: One side of a fish tank is built using a large-aperture thin lens made of glass (n=1.50). The lens…

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Q: With -5.0 D corrective lenses, Juliana’s distant vision is quite sharp. She has a pair of -3.5 D…

A: Given: The corrective lens is c=-5 D. The power of lens is P=-3.5 D. The expression for image…

Q: Create a ray diagram for eyeglasses that contain a diverging lens. Assume you are looking at a 2 cm…

A:

Q: A nearsighted person has a far point located 220 cm from his eyes. Determine the focal length of…

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Q: A nearsighted person has a near point of 20.0cm and a far point of 60.0cm. When he wears his contact…

A: Consider the far point. 1u+1v=1f1-60 cm+1∞=1ff=-60.0 cm