Human Eye Diagram Labeled Anatomy and Structure of the Human Eye (With Diagrams) HubPages Eye Anatomy Understand how your eyes work to produce one of the most Eye Diagram With Parts And Functions at Rae Downey blog The Complete Guide to Understanding the Human Eye: Labeled Diagram Included Structure Of The Eye. RAHA means relax in arabic. This eye mask is for all those who have trouble falling (and staying) asleep. The eye mask is perfect for keeping your surroundings nice and dark and the weighted feeling on your eyes makes you feel extra sleepy. Also, you can warm or cool the eye mask!