Impact-resistant glasses are designed to withstand high-energy impacts, such as those from flying objects. Scratch-resistant glasses are designed to resist scratches from everyday use, such as from dust and sand. Both types of glasses can provide excellent protection for your eyes, depending on your needs.

Consider the potential hazards in your work environment, such as flying objects, chemicals, or radiation. Determine the level of protection you need and choose glasses that meet or exceed those standards. Ensure that the glasses fit comfortably and securely, as ill-fitting glasses may not provide adequate protection.

Anti-fog lenses prevent fogging in humid or high-moisture environments. They work by creating a moisture-resistant barrier on the lens surface, allowing you to see clearly without obstruction. This is particularly beneficial for tasks where clear vision is crucial, such as working in construction or manufacturing environments.

The lifespan of protective eyewear depends on the frequency and conditions of use. Generally, it is recommended to replace glasses every 1-2 years or sooner if they become scratched, damaged, or show signs of wear. Regularly inspecting your glasses for any damage or degradation is important to ensure optimal protection.