 Course Description
 Course Description 
| PC237 Optics 0.5 | 
| Nature of light: Huygen's principle, Fermat's principle. Geometrical optics: reflection and refraction at plane and curved surfaces, lenses and lens systems. Wave optics: interference, diffraction, polarization. | 
| Prerequisite: PC100*. | 
| Exclusions: PC230, PC231. | 
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