'Diverging lens' presentation slideshows

Chapter 34

Chapter 34. Geometric Optics. What is Geometric Optics. It is the study of light as particles. Geometric optics treats light as particles (or rays) that travels in straight lines.

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The Eye

The Eye. 5. SEEING LIGHT - THE EYE. Cornea -. does most of the focusing. Iris -. has the eye color and controls light intensity. Pupil -. the hole in the eye. Lens -. does remainder of focusing. Retina -. location of light sensors, has rods and cones.

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Physics 213 General Physics

0. Physics 213 General Physics. Lecture 16. Last Meeting: Reflection and Refraction of Light Today: Mirrors and Lenses. t. Are the red and violet lights coming from the same raindrop?. Dispersion by drops of water. Red is bent the least so comes from droplets higher in the sky.

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Cameras

Cameras. Major components Lens (or combo) Film (or CCD) Aperture Shutter speed. Cameras. Lens. Single focus lens Zoom Lens (vary distance between the lenses to change the effective focal length (see example). p 1. q 1. q 2. p 2. p 1 = 500 mm. q 2 = 97 mm + 60 mm = 157 mm.

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Cameras

Cameras. Major components Lens (or combo) Film (or CCD) Aperture Shutter speed. Cameras. Lens. Single focus lens Zoom Lens (vary distance between the lenses to change the effective focal length (see example). p 1. q 1. q 2. p 2. p 1 = 500 mm. q 2 = 97 mm + 60 mm = 157 mm.

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Sound of Music

Sound of Music. Learning check! #5. 1.Which lens would make the best magnifying glass ?. A. Diverging, long focal length. B. Converging, long focal length. C. Diverging short focal length. D. Converging, short focal length. 2.Real is positive means.

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Refraction and Lenses

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Chapter 27

Chapter 27. Lenses and Optical Instruments. Lenses. Converging lens. Diverging lens. Thin Lenses. A thin lens consists of a piece of glass or plastic, ground so that each of its two refracting surfaces is a segment of either a sphere or a plane

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Properties of Curved Mirrors and Lenses

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Fig 5.1

Fig 5.1. Refraction at a Surface. Fig 5.6. Spherical Aberration and Paraxial Approximation. Week2-spherical_aberration.avi. NOTE: R>0 if the REFRACTED beam through that surface is on the SAME SIDE as the radius of curvature for that surface.

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Refraction, Lenses, & Sight

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Physics 1C

Physics 1C. Lecture 26C. Optical characteristics of lens are defined by focal length f:. Recap from last lecture. For a given f, imaging properties are given by:. Thin Lens Equation. Example

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L 33 Light and Optics [3]

CONCAVE. F. CONVEX. F. L 33 Light and Optics [3]. images formed by mirrors plane mirrors curved mirrors Concave (converging) Convex (diverging) Images formed by lenses the human eye correcting vision problems nearsightedness farsightedness astigmatism depth perception. R. I. R.

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Announcements 11/2/12

Announcements 11/2/12. Prayer Slinkies! (Seth, Ryan, William B, Clement) Progress Report due a week from Saturday. Pearls Before Swine. From warmup. Extra time on? (nothing in particular) Other comments?

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CHAPTERS-16&17 Light, Color, and Image Formation

CHAPTERS-16&17 Light, Color, and Image Formation. Electromagnetic wave Light and Color Reflection and Image Formation R efraction of Light and Rainbow L enses and Image Formation E yeglasses , Microscopes, and Telescopes L aser Refractive Surgery. Light is an Electromagnetic wave.

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Construction of Human Eye

Human Eye. Construction of Human Eye iris, pupil, cornea, aqueous humour, lens, ciliary muscle, vitreous humour, retina Focusing seeing near object ( near point ) seeing distant object ( far point ) Eye defects Short-sight Long-sight. Construction of human eye. Retina. eye lens. iris.

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Ch. 15 Lenses and Refraction

pgs. 562 – 586 Chapter summary pg. 586. Ch. 15 Lenses and Refraction. Lens A transparent object that refracts light rays Images are formed through the refraction of light Two types: Convex lens Concave lens Converging lens Diverging lens.

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Physics

Combinations of Lenses. Physics. Combinations of Lenses. In lens Combinations : 1. The image formed by the first lens becomes the object for the second lens (this is where object distances may be negative).

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REY DIAGRAMS for THIN LENSES

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Thin Lenses

Thin Lenses. Lens Types. Converging Lenses. f 1 : object focal point f 2 : image focal point. Diverging Lenses. Ray Diagrams for a Converging Lens. Ray 1 is drawn parallel to the principal axis. After being refracted, this ray passes through the focal point on the back side of the lens.

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