Dilation of the pupil increases the A. Amount of light entering the e

1.	Dilation of the pupil increases the A. Amount of light entering the eye. B. Refractive power of the eye. C. Spherical aberration. D. Depth of focus. E. Field of vision.
Answer» A. True This allows rapid adaptation for vision in poor light. B. False The iris has nothing to do with the refractive power of the eye. C. True By permitting light to pass through peripheral, and less perfect, parts of the lens. D. False As with a camera, a wide aperture tends to shorten the depth of focus. E. False Narrowing the aperture in a camera does not result in a smaller picture.

Dilation of the pupil increases the A. Amount of light entering the eye. B. Refractive power of the eye. C. Spherical aberration. D. Depth of focus. E. Field of vision.

Answer»

A. True This allows rapid adaptation for vision in poor light.

B. False The iris has nothing to do with the refractive power of the eye.

C. True By permitting light to pass through peripheral, and less perfect, parts of the lens.

D. False As with a camera, a wide aperture tends to shorten the depth of focus.

E. False Narrowing the aperture in a camera does not result in a smaller picture.

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Dilation of the pupil increases the A. Amount of light entering the eye. B. Refractive power of the eye. C. Spherical aberration. D. Depth of focus. E. Field of vision.

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