Camera Sensors and Crop Factor
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Questions and Answers

What type of lens is known for producing a panoramic image and compressing the image vertically?

  • Chromatic lens
  • Bi-convex lens
  • Magnifying lens
  • Anamorphic lens (correct)

    • What is the percentage of light reflected by medium grey?

  • 50%
  • 18% (correct)
  • 4%
  • 72%

    • What is the purpose of a lightmeter?

  • To measure the exposure needed to capture an image (correct)
  • To adjust the ISO of a camera
  • To adjust the color temperature of a scene
  • To measure the focus of a lens

    • What is the effect of chromatic aberration in a photograph?

    <p>A color distortion along the edges of objects</p> Signup and view all the answers

    What is the crop factor of an anamorphic lens compared to a conventional 35mm lens?

    <p>2.55:1</p> Signup and view all the answers

    How many diaphragm steps are there from black to white?

    <p>5</p> Signup and view all the answers

    What is the percentage of light reflected by black?

    <p>4%</p> Signup and view all the answers

    What is the purpose of a camera's ISO setting?

    <p>To adjust the sensitivity of a camera</p> Signup and view all the answers

    What is the bokeh produced by an anamorphic lens?

    <p>Aesthetic and different</p> Signup and view all the answers

    What is the ratio of the width of a CinemaScope image to a conventional 35mm image?

    <p>2:1</p> Signup and view all the answers

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