UNIT II. GEOMETRIC OPTICS
2.1 Reflection
- Explain the laws of reflection.
- Distinguish between regular and diffuse reflection and provide
examples.
2.2 Spherical Mirrors
- Explain how concave and convex mirrors form images.
- Describe how real and virtual images are formed by mirrors.
- Locate images using ray diagrams and calculate image location
and size using equations.
2.3 Refraction and Index of Refraction
- Explain Snell’s Law.
- Calculate the index of refraction in a medium.
- Describe the dispersion of light.
2.4 Total Internal Reflection
- Explain total internal reflection.
- Define the critical angle.
- Understand the construction of fiber optics.
2.5 Lenses
- Distinguish between converging and diverging lenses.
- Describe how real and virtual images are formed by lenses.
- Locate images using ray diagrams and calculate image location
and size using equations.
2.6 The Eye and Defects of Vision
- Describe the image formation of the eye.
- Explain how corrective lenses work for two common defects of vision.
2.7 The Camera, Microscope and Telescope
- Understand the basic principles of image formation of cameras,
microscopes and telescopes.
