Lenses
About the Lecture
The lecture Lenses by Jared Rovny, PhD is from the course Geometrical Optics.
Included Quiz Questions
Which of the following statements is true about converging lenses?
- Parallel rays will pass through the focal point on the opposite side of the lens.
- Rays through the focal point will reflect parallel to the lens axis.
- Parallel rays will reflect through the focal point.
- Rays towards the focal point on the opposite side will reflect through the focal point on the near side.
- Rays through the focal point on the near side pass through the focal point on the far side.
Which of the following statements is true about diverging lenses?
- Parallel rays will diverge directly away from the focal point on the near side.
- Parallel rays will diverge directly away from the focal point on the opposite side.
- Parallel rays will diverge directly towards the focal point on the near side.
- Parallel rays will diverge directly towards the focal point on the far side.
- Parallel rays will diverge parallel to the lens axis on the opposite side.
Which of the following statements is true about diverging lenses?
- The image is always virtual.
- The image is always smaller than the original.
- The image is only formed on the opposite side since light passes through the lens.
- The image is always inverted.
- The image is always real.
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Author of lecture Lenses
Jared Rovny, PhD
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