You searched for Resources within the "Anatomy" category.
Anatomy & Physiology -- Animations, Movies & Interactive Tutorial Links
North Harris College
Extensive listing of resources -- see "Special senses - eye and light"
GetBodySmart : Interactive Tutorials and Quizzes on Human Anatomy and Physiology.
Concept Creators, Inc.
Site is currently a work-in-progress, but offers many free tutorials and quizzes.