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Geometric optics

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Specular and diffuse reflectionSpecular and diffuse reflection 2Refraction and Snell's lawRefraction in waterSnell's law example 1Snell's law example 2Total internal reflectionDispersion
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Virtual imageParabolic mirrors and real imagesParabolic mirrors 2Convex parabolic mirrorsDerivation of the mirror equationMirror equation example problems
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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

About this unit

Light waves can be bent and reflected to form new and sometimes altered images. Understanding how light rays can be manipulated allows us to create better contact lenses, fiber optic cables, and high powered telescopes.
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