Using a Camera with a Fixed Focal Length Lens, How

question 9

Multiple Choice

Using a camera with a fixed focal length lens, how will increasing the f-number affect the depth of focus and the intensity of the light reaching the ccd (or film) ?

• A) The depth of focus will decrease but the intensity of light reaching the ccd will increase.
• B) The depth of focus will increase as will the intensity of light reaching the ccd.
• C) The depth of focus will increase but the intensity of light reaching the ccd will decrease.
• D) The depth of focus will decrease as will the intensity of light reaching the ccd.

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