National Science Foundation
Excellence Center of Science and Mathematics Education at King Saud University
Geometric Optics
How does a lens form an image? See how light rays are refracted by a lens. Watch how the image changes when you adjust the focal length of the lens, move the object, move the lens, or move the screen.
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Topics
Main Topics
- Refraction
- Lens
- Optics
Related Topics
Sample Learning Goals
- Explain how an image is formed by a converging lens using ray diagrams.
- How changing the lens (radius, index and diameter) effects where the image appears and how it looks (magnification, brightness and inversion.
Teaching Ideas
Tips for Teachers
There is no teacher's guide for this simulation.
Ideas and Activities for this Sim
There are 10 contributions listed.
Quick jump list:
| Title | Author |  Level |
Type | Updated | |
| High School | |||||
Concept questions for Physics using PhET (Inquiry Based)
  | T. Loeblein | UG-Intro HS | CQs | 8/09 | |
| Geometric Optics | A. Jordan | HS | Lab | 9/07 | |
| Images from Convex Lenses (Inquiry Based)
| T. Loeblein | HS | Lab CQs | 11/08 | |
| Lens Equation Experiment using Excel | E. Chomka | HS | Lab | 1/09 | |
| Lenses and their Images | S. Graham | HS | Lab | 4/07 | |
| Optics Online | S. McCurdy | MS HS | Lab HW CQs Demo | 10/09 | |
| Ray Optics PhET Lab | C. Bires | UG-Intro HS | Lab | 1/09 | |
| unit of focal length | J. Sheng | HS | Demo | 9/09 | |
| Wave clicker questions (Inquiry Based)
| T. Loeblein | HS UG-Intro | CQs | 11/08 | |
| Wave unit (Inquiry Based)
| T. Loeblein | UG-Intro HS | CQs Lab Demo | 8/09 | |
| Middle School | |||||
| Optics Online | S. McCurdy | MS HS | Lab HW CQs Demo | 10/09 | |
| Undergraduate - Intro | |||||
| Concept questions for Physics using PhET (Inquiry Based)
| T. Loeblein | UG-Intro HS | CQs | 8/09 | |
| Ray Optics PhET Lab | C. Bires | UG-Intro HS | Lab | 1/09 | |
| Wave clicker questions (Inquiry Based)
| T. Loeblein | HS UG-Intro | CQs | 11/08 | |
| Wave unit (Inquiry Based)
| T. Loeblein | UG-Intro HS | CQs Lab Demo | 8/09 | |
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Software Requirements
| Windows Systems | Macintosh Systems | Linux Systems |
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Microsoft Windows XP/Vista/7 Macromedia Flash 8 or later Microsoft Internet Explorer 6 or later, or Firefox 2 or later |
OS 10.4.11 or later Macromedia Flash 8 or later Safari 2 or later, or Firefox 2 or later |
Macromedia Flash 8 or later Firefox 2 or later |
Translated Versions
Credits
| Design Team | Third-party Libraries | Thanks To |
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