Lenses

Federal Board > Class 8 > General Science (Total Videos: 145)

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Chapter 10: Lenses (12 videos)   (Practice Test)
10.1: Lenses
  1. Lenses
10.2: Types of Lenses(Practice Test)
  1. Types of Lenses
  2. Lenses
10.3: Image Formation by Lenses(Practice Test)
  1. Ray Diagrams
  2. Image Formation by Using a Convex Lens
  3. Image Formation by Using a Concave Lens
10.4: Image Formation in Camera and Human Eye(Practice Test)
  1. Image Formation in Camera
  2. Image Formation in Human Eye
10.5: How Eyes Get Used to Darkness After Sometimes
  1. Adjustment of Eyes to Darkness
10.6: Defects of Human Eye
  1. Short-sightedness and its Correction
  2. Long-sightedness and its Correction
10.7: Uses of Lenses(Practice Test)
  1. Uses of Lenses
 

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