CHINA TOPIX

11/25/2024 03:09:09 am

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QR Code

Optical Engineers Take QR Codes to the Next Level

QR codes can be used to display 3D images.

SpiderPro Hand Strap

Spider Innovates the Common Camera Hand Strap

Since the grip is left open at the front of the camera, the user can just pick up the device, point and shoot.

Graduate student Joseph Choi showing off the Rochester Cloak

'Invisibility Cloak' Bends Light with Lenses

The Rochester Cloak does not interfere with the background, which happens in other cloaking devices.

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