PPT-Chapter 16.4 – Refraction, Lenses, and Prisms

light bends or refracts when it moves from one medium to another the light bends because it changes speed if light slows down it bends toward the normal if light speeds up it bends away from the normal. You will be determining which can hold mo re popcorn To do this you will have to find a pattern for the dimensions for containers Materials 85 inch by 11 inch white paper 85 inch by 11 inch colored paper Tape Popcorn Plate Cup Ruler Take the white p Principles When light passes at an angle from one medium to another it undergoes refraction The angle of incidence and the angle of refraction are measured relative to the normal a line perpendicular to the surface If the indices of the two media The Refraction of Light: Lenses and Optical Instruments. Chapter 26 The Refraction of Light: Lenses and Optical Instruments. 26.1 The Index of Refraction. 26.2 Snell’s law and the Refraction of Light. Reflection and Refraction. of . Light. Reflection and Refraction. Laws of reflection . Laws of refraction. Total internal reflection. The rainbow. 3. The Sun is about 1.5 × 10. 11. m away. The time for light to travel this distance is about:. Refraction of Light. EM lesson 8. Convex . (converging) Lens. Thicker in the center than at the edges. Have positive focal lengths . Converge. . parallel rays of light that pass through them. Rules for convex lenses. Emmetropia. and the . Ametropias. Scott P. Drexler OD. University of Pittsburgh . School of Medicine . AKA: Shape is Power. Light is a Wave. The direction and quality of that wave is changed as the wave transfers from one medium to another. Transparent substances refract light. It’s not magic… it’s science!. How light Refracts. Refraction is due to changes in the speed of light.. In space, light travels at 300 000 km/s. Space is a vacuum, and there are no particles to get in the way of light and slow it down.. 12.2 Refraction of Light. 12.3 Total Internal Reflection. 12.4 Refraction by Thin Lenses. 12.5 Ray Diagrams for Thin Converging Lenses. Chapter 12 Light. 12.4 Refraction by Thin Lenses. Learning Outcomes. 10-7 Volume of Prisms Course 1 Warm Up Lesson Presentation Problem of the Day Warm Up Find the area of each figure. Use 3.14 for  . Course 1 10-7 Volume of Prisms 96 in 2 50.24 ft 2 1. rectangle with base length 8 in. and height 12 in. and the . Ametropias. Scott P. Drexler OD. University of Pittsburgh . School of Medicine . AKA: Shape is Power. Light is a Wave. The direction and quality of that wave is changed as the wave transfers from one medium to another. aphakic eye which has very different optical propertiesfrom the normal or phakic eye. correction. Thus it is very important to establish the exact vertexdistance at which an aphakic refraction is d Prisms . Portion of refracting Medium. Bordered by two planes surface which are inclined at a finite angle.. A prism deviates light from its original path without changing its vergence.. Parts :. Two surfaces. What is refraction?. What causes refraction?. What are some examples of refraction of light that show why it is important?. Refraction of Light - Defined. Refraction of light occurs when a light wave moves from a vacuum (or a medium) into another medium (or a vacuum). When a wave changes media, its ____________ changes.. Prisms. What is a . fresnel. prism?. . A prism’s angle of refraction depends only upon the angle of the surfaces and the index of refraction of the material of which the prism is made.. The angle of refraction is independent of the prism’s thickness..