The Crystalline Lens - Featured

The Optics of Vision – Part 9: The Crystalline Lens

If you thought the way the eye works was cool before, this is going to blow your mind. You're about to learn about the crazy wonders of the the cyrstalline lens. This lesson builds on all of the previous lessons in this course, so please make sure you are up to speed before tackling this … Continue reading The Optics of Vision – Part 9: The Crystalline Lens

Astigmatism Explained

The Optics of Vision – Lesson 8: Astigmatism

After studying this lesson, you will understand a concept that eludes the vast majority of people - Astigmatism! But before you proceed, keep in mind that this is Lesson 8 of the course and it is highly advisable that you have read lessons 1-7 before tackling this one. THE OPTICS OF VISION – LESSON 1: … Continue reading The Optics of Vision – Lesson 8: Astigmatism

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The Optics of Vision – Lesson 7: Hyperopia

This is lesson 7 in this course. Please review lessons 1-6 if you haven't already done so. The Optics of Vision – Lesson 1: Understanding Light The Optics of Vision – Lesson 2: Introduction to Lenses The Optics of Vision – Lesson 3: Lens Power The Optics of Vision – Lesson 4: Basic Eye Anatomy … Continue reading The Optics of Vision – Lesson 7: Hyperopia

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The Optics of Vision – Lesson 3: Lens Power

Now that we understand light and lenses, we will be learning about how to quantify the effect that lenses have on light. This is the concept of lens power and it will put us well on our way to understand vision and glasses work. To understand the concepts covered in this lesson, it is best to … Continue reading The Optics of Vision – Lesson 3: Lens Power