Why would you anticipate a spectacle lens of roughly 16 D to be given if the lens of a person's eye is removed due to cataracts

Q: A person is nearsighted with a far point of 75.0 cm. (a) What focal length contact lens is needed to…

A: The person is nearsighted with a far point, that is, Image distance is Note:Find:(a) Focal length of…

Q: When viewing through a compound microscope, our eyes should be positioned not on the eyepiece but a…

A: If our eye cannot collect much reflected light due to improper positioning of eye piece. It may be…

Q: A person with a myopic eye cannot see objects beyond a distance of 1.5 m. What would be the power of…

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Q: The lens of the human eye is converging. Do you anticipate the picture created on the retina to be…

A: The image formed by the converging lens on retina is real and inverted. Also if the object is…

Q: A telescope is made of an object glass of focal length 20 cm and an eyepiece of 5 cm, both…

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Q: (a) Find the power of the lens necessary to correct an eye with a far point of 24.5 cm (b) Find…

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Q: What power of spectacle lens is needed to correct the vision of a nearsighted person whose far point…

A: calculation

Q: Why would you expect a lens of around 16 D to be prescribed if the lens of an individual's eye is…

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Q: For "normal" vision, a healthy near-point is 25 cm and a healthy far-point is ... Your mom has a…

A: Given data: Distance of far-point is: d=85 cm

Q: Question: What is the edge thickness of a -5.00 D biconcave glass lens (n = 1.523), f the center…

A: A concave lens is one that has at least one inwardly curving surface. It is a divergent lens, which…

Q: The near and far points of a person are at 40 cm and 250 cm respectively. Find the power of the lens…

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Q: What should be the optical power and the focal length of the diverging lens so that the image of an…

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Q: An object of height 15.8 cm is placed 16.3 cm from a diverging lens. What is the angular size of…

A: The height of the object is h=15.8 cm. The distance of the object is di=16.3 cm.   Angular size of…

Q: a far sighted person has a near point of 98 cm. to correct their vision so they can see objects…

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Q: A converging lens is made of glass of n₁ = 1.5, and has a focal length f = +25 cm in air. Calculate…

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Q: A certain child’s near point is 10.0 cm; her far point (with eyes relaxed) is 125 cm. Each eye lens…

A: Given:Certain child's near point = 10 cmHer far point = 125 cmEach Eye lens is 2 cm from the retina

Q: Assume that the far point of a myopic (nearsighted) eye is 8.13 m in front of the eye. A lens is…

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Q: Calculate the distance from which a person with good vision can see the whites of another person’s…

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Q: a) Find the power of the lens necessary to correct an eye with a far point of 24.1 cm (b) Find the…

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Q: What is the focal length of a convex lens of focal length 30cm in contact with a concave lens of…

A: Given:  f1 = + 30 cm  f2 = - 20 cm

Q: In a compound microscope, it consists of an objective lens with a focal length of 5 mm and an…

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Q: A far-sighted person has a near point of 1.0 m. What prescription glasses are needed to correct her…

A: The spectacle lens must create a image 1.00 m (the near point) distant when an object is held 25.0…

Q: An achromatic converging combination of focal length 60 m is formed by placing a convex lens of…

A: Given information: Combination of the focal length F=60 m. Dispersive power of the crown glass…

Q: A) The distance between the center of the lens and the retina along the visual axis is approximately…

A: We are given the focal length range for our eye. We are given distance of object. We are also given…