This course discus certain concepts of optometry science as a whole, with brief introduction about the parts of the eye, a background on the history of the optometry, scope of work, other eye professions, common eye diseases, the role of optometrists in the managements of eye diseases, eye tests. This module purpose is to provide the students of a brief introduction to the other modules related to the optometry, and understanding the optometry profession, their goals in the future, the importance of vision, and vision tests for healthy eyes and maintain the eyesight.