Sapphire PVD Steel Camera Lens for iPhone 17 Pro & 17 Pro Max

Material Composition: Generally synthetic sapphire made from fine alumina powder.

Formation Process: Created in high-temperature furnaces and involves numerous processing steps.

Chemical Formula: Aluminum trioxide (Al2O3).

Purity: Up to 99.99%.

Hardness: Rated 9 on the Mohs scale, second only to diamonds (10 Mohs).

Durability: Higher hardness compared to ordinary glass, making it less prone to scratching. Though Can Be Cracked

Thermal Conductivity: 11.6 W, which is 10 times higher than ordinary glass, allowing for quick heat dissipation.