• Sensory Receptor and Sense Organs • Focusing on the Retina • Function of the Retina Part 1 Sensory Receptors Part 2 Properties of the Receptors • Adequate Stimulus • Transduction • Adaptation • Encoding Part 1. Principle of Optics Part 2. Emmertropia Part 3. Accommodation Part 4. Error of Refraction • Caused by – shape of eye – power of lens Part 1. Rod system and cone system Part 2 Transduction of Light Energy by Rod Cell Part 3 Color Vision Part 4 Dark Adaptation and Light Adaptation