The term f-stop, or f-number,

Question

Options

• ARelates the focal length of the lens to the zoom factor.
• BMeasures the lens' capability to focus on objects at short distance.
• CIs the end position of the focus motor in an autofocus system.
• DMeasures the lens' capability to collect light.

• A
  3% (1)
• B
  17% (5)
• C
  7% (2)
• D
  73% (22)

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