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A CCD Camera Is Equipped with a Lens with Constant

Question 54

Multiple Choice

A CCD camera is equipped with a lens with constant focal length.As the f-number is decreased,which of the following quantities remain unchanged?​


A) ​the aperture
B) ​the depth of field
C) ​the appropriate exposure time
D) ​the intensity of light reaching the sensor
E) ​None of the above quantities remains unchanged.

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