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What is Depth of field?

What is Depth of field?. The range of distance in which everything appears in sharp focus The distance between the nearest and furthest object that is in focus What is in focus. Why would depth of field want to be controlled?. Get rid of a bad background

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What is Depth of field?

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  1. What is Depth of field? • The range of distance in which everything appears in sharp focus • The distance between the nearest and furthest object that is in focus • What is in focus

  2. Why would depth of field want to be controlled? • Get rid of a bad background Example: A nice car sitting in a junk yard • Add emphasis to an object • For effect

  3. What controls depth of field? • Focal length of the lens • Aperture or F-stop • The distance of the object from the lens • Focus point

  4. Focal Length

  5. Aperture

  6. Object closeness

  7. Focal Point

  8. Lens Elements

  9. Wide Angle: Smaller than 50mm

  10. Normal = About 50 mm

  11. Telephoto = Larger than 50mm

  12. Zoom Lens • Can change focal length

  13. The longer the lens, the bigger the aperture needs to be. F/4 for the following lenses: • 100 mm • 80 mm • 20 mm

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