Specular and diffuse reflectionSpecular and diffuse reflection 2Refraction and Snell's lawRefraction in waterSnell's law example 1Snell's law example 2Total internal reflectionDispersion

Virtual imageParabolic mirrors and real imagesParabolic mirrors 2Convex parabolic mirrorsDerivation of the mirror equationMirror equation example problems

Convex lensesConvex lens examplesConcave lensesObject image and focal distance relationship (proof of formula)Object image height and distance relationshipThin lens equation and problem solvingMultiple lens systemsDiopters, Aberration, and the Human Eye