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The Wonder of Accommodation
While the entire surface of the retina contains nerve cells, there is a small portion…
Posted inEngineering Physics
Image Formation and Detection
Earlier in Lesson 6, we learned that the eye consists of a cornea (thin outer…
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The Eye
The Anatomy of the Eye The human eye is a complex anatomical device that remarkably…
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The Mathematics of Lenses
Ray diagrams can be used to determine the image location, size, orientation and type of…
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Diverging Lenses – Ray Diagrams
Earlier in Lesson 5, we learned how light is refracted by double concave lens in…
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Converging Lenses – Object-Image Relations
Previously in Lesson 5, ray diagrams were constructed in order to determine the general location,…
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Converging Lenses – Ray Diagrams
One theme of the Reflection and Refraction units of The Physics Classroom Tutorial has been that we…
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Image Formation Revisited
One major principle discussed in both Unit 13 and Unit 14 of The Physics Classroom…
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Refraction by Lenses
We have already learned that a lens is a carefully ground or molded piece of transparent material that refracts…
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Image Formation by Lenses
The Anatomy of a Lens If a piece of glass or other transparent material takes…