The eye

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Question 47

Figure 1 shows light rays entering the eye of a person with a vision defect, along with two correcting lenses, Lens A and Lens B.

Diagram showing parallel light rays entering an eye and focusing at a point behind the retina. To the side are two lenses: Lens A, which is a convex (converging) lens, and Lens B, which is a concave (diverging) lens.泪

Explain which lens, Lens A or Lens B, should be used to correct the vision defect shown in Figure 1.

[2]

The eye

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Question 47

Figure 1 shows light rays entering the eye of a person with a vision defect, along with two correcting lenses, Lens A and Lens B.

Diagram showing parallel light rays entering an eye and focusing at a point behind the retina. To the side are two lenses: Lens A, which is a convex (converging) lens, and Lens B, which is a concave (diverging) lens.泪

Explain which lens, Lens A or Lens B, should be used to correct the vision defect shown in Figure 1.

[2]

The eye

Question 47

The eye Questions

The eye

Question 47

The eye Questions