'Convex lens' diaporamas de présentation

Physics

Physics. Lenses. CONTENT. Lenses-Introduction and types Important Terminologies related to lenses Images formed by convex lenses Images formed by concave lenses Uses of concave and convex lenses. REFRACTION OF LIGHT.

1.69k views • 45 slides

REFRACTION OF LIGHT

REFRACTION OF LIGHT. REFRACTION. THE BENDING OF LIGHT DUE TO A CHANGE IN ITS SPEED. LIGHT TRAVELS AT A CONSTANT SPEED IN A STRAIGHT PATH THROUGH A MEDIUM TRAVELS AT DIFFERENT SPEEDS WHEN IT CHANGES MEDIUMS WHEN LIGHT PASSES AT AN ANGLE FROM ONE MEDIUM TO ANOTHER, IT BENDS

535 views • 34 slides

Normal Line

Normal Line. Less Dense. More Dense. Normal Line #1. Fast. Slow. Light Beam. AIR. WATER. AIR. Normal Line. More Dense. Less Dense. Normal Line #1. Fast. Slow. Fast. Normal Line #2. Light Beam. AIR. WATER. AIR. Refraction Examples.

424 views • 32 slides

Explore the sphere. What do you discover?

Explore the sphere. What do you discover?. Lenses. Study the lens at your table: How is the lens shaped? Look through the lens at the pages of a book, your hand, a hair, and other things. Draw and label what you see in your science notebook. How does this lens make things look?.

401 views • 31 slides

The Special Senses Part B

The Special Senses Part B. 15. Inner Chambers and Fluids. The lens separates the internal eye into anterior and posterior segments The posterior segment is filled with a clear gel called vitreous humor that: Transmits light Supports the posterior surface of the lens

378 views • 26 slides

Waves and Radiation Revision

581 views • 26 slides

Chapter 18 Mirrors and Lenses

Chapter 18 Mirrors and Lenses. Objectives. 18.1 Explain how concave, convex, and plane mirrors form images 18.1 Locate images using ray diagrams, and calculate image location and size using equations 18.1 Explain the cause of spherical aberration and how the effect may be overcome

410 views • 24 slides

ASTIGMATISM AND PRESBYOPIA

ASTIGMATISM AND PRESBYOPIA. Dr. Vidya Hegde. OBJECTIVES. At the end of the class, a student should kow Clinical features of astigmatism and its management Correlate types of regular astigmatism with Sturm conoid Able to diagnose prebyopia. CONTENTS. Definition Classification

565 views • 22 slides

Practice Test for Ch. 17 & 18

321 views • 20 slides

Mirrors and Reflection

306 views • 19 slides

Light Interaction Stations

Light Interaction Stations. How Come, Huh? Some images and descriptions come from Photon by B.K. Hixon. Reflection Bouncing Light. How Come, Huh?

284 views • 18 slides

Mirror and Lens Properties

Mirror and Lens Properties. Image Properties/Characteristics. Image Properties/Characteristic refer to the image type, orientation, size and distance. Image Type: Real or Virtual Image Orientation: Erect or Inverted Image Size: Smaller, Larger, Same Image Distance: Closer, Farther, Same.

365 views • 14 slides

The Eye

The Eye. Structures of the Eye-use handout. 1. Sclera -thick outer white portion of eye, maintains shape, protects. 1a. Cornea - clear, transparent, avascular layer, contacts are placed on top of this layer. 2. Choroid coat -contains blood vessels that nourish the eye.

362 views • 14 slides

WELCOME TO VIEW OUR PROJECT ON DEFECTS OF HUMAN EYE DUE TO LIGHT.

WELCOME TO VIEW OUR PROJECT ON DEFECTS OF HUMAN EYE DUE TO LIGHT. INTRODUCTION

1.07k views • 10 slides

Light

Light. Imagine you are sitting at a table with a red apple in front of you. Your friend closes the door and turns out the light. It is totally dark in the room. How would you see the apple in the dark?. You would not see the apple, regardless of how long you are in the room.

214 views • 8 slides

Optics: Mirrors and Lenses 3

Optics: Mirrors and Lenses 3. 23-7, 23-8. Two Lens System. The image for the first lens becomes the object for the second lens. Two Lens Instruments. Microscopes at least two convex lenses Virtual and enlarged Refracting Telescope 2 convex lenses Virtual, enlarged and inverted.

212 views • 7 slides

HEALTH

HEALTH. Convex lenses bring rays to a focus.The more curved the lens , the quicker the rays are focussed. Concave lenses make rays spread out.The more curved the lens ,the more the rays spread out. HEALTH.

130 views • 7 slides

Concave and Convex Lenses

Concave and Convex Lenses. Convex lenses bulge outwards in the center Bends light inward at a spot just beyond the lens known as the focal point . Concave lenses Thinner in the middle and thicker on the edges Curves light rays outward (diverge). How You See Your Eye Convex Lens

903 views • 6 slides

Astronomy and Space Science Chapter 4: Stars, Galaxies, and the Universe Lesson 1: Telescopes

Astronomy and Space Science Chapter 4: Stars, Galaxies, and the Universe Lesson 1: Telescopes (Part 2). By: Alissa Foy, Alyssa Risch, and Sydney Demos. Telescopes and How They Work. Telescopes: instruments that collect and focus light and other forms of electromagnetic radiation

241 views • 6 slides

Objects that bend light

Objects that bend light. Concave lens. 1. A lens that is thicker at the edges than in the middle 2. Skinny middle 3. Think ? Concave caves in! 4. Objects appear smaller 5. Light bends toward the thick part. Convex Lens. 1. A lens that is thicker in the middle

137 views • 4 slides