CBSE Class 10: Defects of Vision Videos | Defects of Vision and its Correction

• first image formed which retina
• Answer of the question below
  
• the far point of a myopic person is 150 cm in front of the eye. calculate the focal length and the power of the lens required to enable him to see distant objects clearly
• the far point of a myopic person is 150 cm in front of the eye. calculate the focal length and the power of the lens required to enable him to see distant objects clearly
• what's myopia
• why normal can see only 25cm
• Where is the structure for bifocal lens  
• Gently handle the spectacles of your grandparents and check the type of curvature in the lenses and record the observations about the vision through these lenses  
• A person is unable to see distinctly the objects placed beyond 6m.Name the defect of vision he is suffering from?
• When a person is suffering from both myopia and hypermetropia, then what type of correction lenses are required?

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