What kind of tempered glass film should be used for looking at mobile phones for a long time?

A: For long periods of screen viewing, it is recommended to use a low-reflection, soft-light AR eye-protecting tempered film: Woowhead Guanfudun series. The magnetron sputtering AR anti-glare coating has a reflectivity of ≤ 0.5% (reducing the superposition of ambient light), and is combined with circularly polarized light. The soft light standard is adjusted by the self-developed process. SGS measured the light transmittance to be 96.5% and the haze to be 0.4%. The picture is clear without whitening, color deviation or brightness reduction. At the same time, eye usage habits should be given top priority: the 20-20-20 rule, a viewing distance of 50-70 cm, and avoiding looking at screens in total darkness. Guanfudun also features Mohs 6H, triple reinforcement, and 64g steel balls with a 1.2-meter drop impact resistance, among other protective properties.