Some time ago, there was a foreign video that broke the hearts of the fans. The reason is that the author found that the hardness of the lens glass of iPhone 7 only reached Mohs 6, far from Mohs 8 made of sapphire, when he conducted a wear test for the rear camera of iPhone 7. This made the fans uneasy, especially iPhone 7 Plus users. After all, the lens glass area of dual cameras was larger, The probability of wear increases accordingly. Faced with the doubts of many users, Apple also sent an official response, which said that the lens glass of iPhone 7 is made of sapphire, and its hardness is consistent with that of sapphire under reasonable and correct test conditions. But after all, what makes people helpless is that Apple has not given the so-called "correct test conditions"? Is the lens glass of iPhone 7 Li Kui or Li Gui? The editor's meeting will continue to bring you further information