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Eyeglasses for vision correction have been around for centuries, aiding countless individuals in seeing clearly. They work by bending light rays to meet at the retina, the light-sensitive tissue at the back of the eye. This focusing of light helps create a clear image, allowing us to perceive the world around us accurately. However, the effectiveness of eyeglasses is largely determined by the quality of their lenses. From their material and design to their coatings and treatments, various factors determine the performance of these lenses.

As the use of technology increases, so does our exposure to blue light. Blue light is a type of light that is emitted from digital screens of devices such as smartphones, computers, and tablets.