OPPO added a "microscope" function to its previous FindX3Pro mobile phone, which can achieve 60 times magnification. Although it is called a microscope, its entertainment effect is still greater than its actual effect. However, according to technology patent documents recently published by the U.S. Trademark and Patent Office,Huawei obtained a mobile phone microscope technology patent. According to reports,When the distance between the lens and the subject is about 0.5 mm, it can magnify 20-400 times. This patent also brings more extensive and innovative application scenarios to mobile phone microscope technology.
access:
Huawei Mall
Publicly disclosed documents show that Huawei submitted this patent application in 2021, when the world was still in the midst of the epidemic. So in the patent descriptionHuawei specifically emphasized that it can not only be used for ordinary photography, but can also directly identify the type and number of microorganisms (such as bacteria) in the subject., while providing hygiene advice, etc.
The basic principle of this patent is to equip a mobile phone with two cameras, one is a normal camera and the other is a macro camera. The macro camera uses a plan achromatic micro objective lens with an optical resolution of 2.Math.m.
First, use a regular camera to shoot to identify the scene and category of the object. Second, use a macro camera to shoot microscopically and magnify an object in the previous photo into the microscope mode.
NextThe mobile phone will comprehensively analyze general camera information and microscopic camera information to accurately determine the condition of the object.Finally, the subject's hygiene status is described through voice, text, etc., and appropriate hygiene measures are provided.
Huawei also outlines some application scenarios in the patent,Including food safety assurance, kitchen utensil maintenance, personal hygiene assessment, table cleanliness, children's toy inspection and pet hygiene monitoring, etc..