Originally Posted by H.Franco

When you buy a pair of cheap sunglasses, you often reject these benefits and make things worse. For example, if your glasses do not provide ultraviolet protection, you will increase the exposure to ultraviolet rays. Cheap sunglasses surround the light, causing your iris to allow more light. This will allow further penetration of the ultraviolet layer, which increases the damage to the ultraviolet layer, which can cause retinal detachment.