Timestamps:
0:00 Introduction
0:50 Components of Eye
8:07 Image formation by Eye
11:39 Least distance of distant vision
13:46 Defects of Vision
14:26 Myopia
16:53 Hypermetropia
17:50 Astigmatism
18:56 Presbyopia
20:36 Prism
21:43 Terminologies:Prism
24:57 Dispersion by Prism
25:37 What causes dispersion by Prism?
27:33 Rainbow
29:18 Primary Rainbow Formation
33:10 Secondary Rainbow formation
34:21 Why do stars twinkle?
36:00 Advanced Sunrise & Delayed Sunset
37:06 Scattering of Light
38:36 Colloidal Particles
40:30 Colloids:Tyndall Effect
41:26 Tyndall Effect
42:11 Why does the sky appear blue?

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