Eyes are one of the most vital organs in the body. A healthy set of eyes implies good vision, which is important in daily living and the quality of experiences. For the vast majority of humans, sight is the most prized of the five senses. However, as we age, our eyes endure several changes. Most people note that seeing close things gets harder between the ages of 40 and 50. Furthermore, many eye disorders become more common with aging, many people develop visual impairment as they grow older. Visual impairment has a significant influence on a person's life, causing functional and psychological concerns. Widespread vision impairment will also slow national economic development, lower productivity, and raise healthcare expenditures.