- The Human Eye
- Power of Accommodation
- Defects of Vision
- Myopia or Short-sightedness
- Numerical on Myopia
- Hypermetropia or Long-sightedness
- Numerical on Hypermetropia
- Presbyopia and Astigmatism
- Refraction through a Glass Prism
- Dispersion of Light by Prism
- Recombination of Light: Newton’s Experiment
- Atmospheric Refraction
- Formation of Rainbows
- Twinkling of stars and their apparent position
- Advanced Sunrise and Delayed Sunset
- Scattering of Light / Tyndall effect
- Application of Scattering of Light: Blue colour of sky / Reddish appearance of the Sun at Sunrise and Sunset / Fog lamps and Danger signboard