Forming Images with Lenses
- Created by: Alex
- Created on: 06-03-13 19:25
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Refraction happens when a wave changes speed at a boundary.
- A change in its medium.
The absolute refractive index of a material, n, is the ratio between the speed of light in a vacuum, c, and the speed of light in that material, v.
n = c / v
Converging Lenses change the curvature of wavefronts
The…
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