Can Heat Damage Glasses Lenses? Risks, Consequences, and Protection Tips
High heat can damage eyeglass lenses. It causes lenses and their anti-reflective coatings to expand unevenly. This results in crazing, which appears as fine cracks. To protect your lenses, avoid leaving them in hot places like a car on sunny days. Good maintenance can help prevent damage. The consequences of heat damage may include diminished … Read more