šš ššš«šš§šš¬š¬ + šš„šš«š-šš šš¢š¬š¢šØš§ - 9H Mohs hardness improves scratch resistance of iPhone 17 tempered glass by 3-5 times compared to ordinary films (3-6H). After 100 scratches with a key/knife, there are no scratches on the surface (ordinary films will have obvious scratches after 10 scratches on average). After 500 sandpaper friction tests (800 mesh), the transmittance only dropped by 2% (ordinary films dropped by 15%-20%). 99.9% transmittance (industry average 95%-97%), screen color reproduction ĪEļ¼1 (professional colorimeter detection, ordinary film ĪEļ¼3)