What is the main benefit of using impact-resistant materials for lenses?

The main benefit of using impact-resistant materials for lenses is that they are less likely to shatter on impact. This characteristic is crucial, especially for eyewear used in various activities that may expose the lenses to potential hazards, such as sports, construction, or other outdoor environments. The durability of impact-resistant lenses enhances safety by reducing the risk of injury from shattered glass or plastic splinters, which could cause serious harm to the eyes.

While other features such as ease of cleaning, visual distortion minimization, and weight may also have their advantages, the primary concern in many practical scenarios, particularly in protective eyewear, is the ability to withstand impact without breaking. This focus on safety and protection makes impact-resistant materials a vital choice in the design of eyewear and lenses.