According to reports, scientists have developed an invisible device at a U.S. university. The University of Rochester has released a video showing its new "simple" device on YouTube. It uses four lenses to view the entire object, such as the hand or face. The developer stated that the device will have a wide range of Practical application value.
Dr. Joseph Cui said that I think this may be used to cover up the back of the semi-truck trailer so that the driver can directly see him behind it. It can also be used in surgery, in matters, in interior design, art . Demonstration of the video is unlimited, and the devices that can be included need only the area of ​​the lens size. It has been reported that the cost of this project will be slightly higher than 100 US dollars.

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