optometry

Introduction to Eye Yoga Exercises Refractive errors and binocular disorders are the major global issues in this digital era. Data reveals that globally around 153 million people over 5 years of age are visually impaired as a consequence of uncorrected or inadequately corrected refractive errors, of whom 8 million are blind. Among these errors of refraction, myopia

All about Color Vision Deficiency (Color Blindness): Introduction, Types, Symptoms, Risk Factors, Causes, Test (Diagnosis), and treatment. Do you think your eyes don’t see all colors? Do you have any confusion in distinguishing red or green color while looking at a combination of colors? If yes, then you may have color vision deficiency (or color

All About Manual Lensometer & parts and functions of lensometer, working principle of focimeter (vertometer), optics, calibration, and procedure to read power in the glasses, bifocal glasses, progressive lens, and prism. What is a manual lensometer? A lensmeter or lensometer or focimeter or vertometer (manual or automated) is a microscope. The manual lensometer is defined

All about drug abuse effects on the eye. Drug Abuse Effects on Eye The substance abuse crisis has become the major public health concern of the twenty-first century. According to the United Nations World Drug Report 2019, 35 million people worldwide suffer from drug use disorders while only 1 in 7 people receive treatment. The

All about negative side effects of cigarette smoking on the eyes and the effect of alcohol on the eyes. Smoking and Alcohol Effects on Eyes Although a small amount of alcohol may possibly provide some health benefits according to some research, regular consumption of alcohol in excess quantity and tobacco smoking affects the eyes, along