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Lenses
Light Waves
The chapter Lenses is explained in this session.
The following concepts are discussed, with examples:
♦ Converging & Diverging Lenses
♦ Terms explained: Optical Centre (C), Focal Point (F), Principal Axis of lens, Focal Length of lens♦ Formation of Image by Converging & Diverging Lenses♦ Different types of Images formed by Converging Lens♦ Virtual and Real Images♦ Examples♦ Formation of Image in the Eye♦ Eyesight: Normal vision; Short-sightedness; Long-sightedness♦ Linear Magnification & its formula♦ Formation of image by Magnifying LensThe exercise file section contains notes and homework
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Session 41: Lenses
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Lenses
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Converging Lens 5 mins
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Demo video
Converging Lens
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Formation of Image by Converging Lens 7 mins
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Demo video
Formation of Image by Converging Lens
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Formation of Virtual Image 6 mins
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Demo video
Formation of Virtual Image
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Summary - Converging Lens 8 mins
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Demo video
Summary - Converging Lens
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Diverging Lens 3 mins
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Demo video
Diverging Lens
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Formation of Image by Diverging Lens 3 mins
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Demo video
Formation of Image by Diverging Lens
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Eyesight 4 mins
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Demo video
Eyesight
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Linear Magnification 3 mins
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Demo video
Linear Magnification
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Magnifying Lens 5 mins
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Demo video
Magnifying Lens
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Converging Lens 5 mins
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Lenses
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Excercise Files
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