What Happens to a Beam of Light When It Passes through a Lens?

Answer

When a beam of light passes through a lens it is refracted. The light rays are bent different ways depending on how the lens is shaped. It could be convex or concave.
Q&A Related to "What Happens to a Beam of Light When It Passes..."
A lens is an optical device with perfect or
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The focal point.
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A prism has a greater density than air. When a light wave hits a prism the optical density changes. The optical density is the measure of the speed of the light wave as it moves through
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Convex lens - the rays converge. Concave lens - the rays diverge.
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