It home on August 18, the uncle of digital blogger @ Guanshan announced the rear lens protective film of Huawei mate 40 and Huawei mate 40 pro on Weibo today. < / P > < p > it can be found from the figure that Huawei mate 40 Pro adopts the “Oreo” round rear lens module, which is suspected to be periscope zoom lens + double bottom lens + TOF depth of field camera; while Huawei mate 40 adopts similar module appearance, but it is suspected that the periscope zoom lens is cancelled and a large bottom lens is adopted+ Two unknown ordinary lenses. < / P > < p > the it home understands that the lens protective film is a protective measure designed to protect the lens and avoid the lens from being scratched in daily life without affecting the imaging quality. < p > < p > the Huawei P40 PRO + released in the first half of this year has a Huawei original 10x zoom lens with an equivalent focal length of 240mm. This lens is similar to the zoom lens used in Huawei mate 40 Pro leakage diagram. It is not ruled out that the zoom lens used by Huawei mate 40 Pro this time is the result of optimization and upgrading of 10 times zoom lens used in Huawei P40 PRO +. American companies begin to give up R & D: who should pay for corporate research?