Tag: Reflection
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Celebration of Dispersion
Light is economic. It takes the minimal path. It follows the Principle of Least Time! When light is reflected, the angles of incidence of original ray and reflected ray are the same. This might seem natural. But you can derive it from the Principle of Least Time – also called Fermat’s Principle. If we want…
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First Encounter
You try to find an object to draw. Ideally, it should already sit on your desk! Ideally, it should be translucent and sparkling! You try to make it look interesting… Adding little rainbows, perhaps? No sun today, so: Fetch the replacement sun! The spectrum of a flashlight is duller than that of the sun. The…