1. 2011 년 11 월 4 일 (11 일 수업 보강 ) 제 9 장

2.  Light Waves  Mirrors: Plane and Not so Simple  Refraction  Lenses and Images  The Human Eyes  Dispersion and Color  Atmospheric Optics: Rainbows, Halos, and Blue Skies

3.  Devices using optics and phenomena ◦ Cameras, telescopes, LCD, rainbows, soap-bubble iridescence, sundogs

4. Color Red4.0-4.87.5-6.3 (750nm) Orange4.8-5.16.3-5.9 Yellow5.1-5.45.9-5.6 Green5.4-6.15.6-4.9 Blue6.1-6.74.9-4.5 Violet6.7-7.54.5-4.0 (400nm)

5.  Specular Reflection  Law of Reflection ◦ The angle of incidence equals the angle of reflection  Diffuse reflection

14.  Half-silvered mirror

16.  Spherical aberration

17.  0.002mm error

18.  Law of Refraction ◦ A light ray is bent toward the normal when it enters a transparent medium in which light travels more slowly. ◦ A light ray is bent away from the normal when it enters a transparent medium in which light travels faster.

25.  Spherical aberration  Chromatic aberration

27.  Shorter wave travels slower