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The top documents tagged [lens rays]
Chapter 18-2 Lenses. A lens is made of transparent material, such as glass or plastic, with a refractive index larger than that of air. Each of the lens’s
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+. + Lenses and Mirrors Mrs. Gergel + Refraction of light When light rays enter a new medium at an angle the change in speed causes them to bend, or
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14.2: Lenses 1. I. What is a lens? A lens is a transparent material with at least one curved surface that causes light rays to bend, or refract, as they
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