P1.2 - Refracting Telescopes
- Created by: Ryan Powell
- Created on: 02-05-13 11:02
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Refraction
Light travels in straight lines . However ,it can change direction when it moves into a different material. This is called REFRACTION.
Refraction in lenses
A lens is a transparent that has been shaped so that its interface changes the directions of parallel light waves.
A coverging/convex lens is a glass block that is curved on both…
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