On this page:
• The Structure of the Human Eye
• How Light is Regulated and Images are Brought into Focus
• The Retina and Function of Rods and Cones
• Rods and Cones in Seeing Colour and Distinguishing Form
• The Structure of the Human Eye
• How Light is Regulated and Images are Brought into Focus
• The Retina and Function of Rods and Cones
• Rods and Cones in Seeing Colour and Distinguishing Form