Using virtual reality technology allows users to draw prototypes of 3D objects floating in the air, which can completely change the way the product is designed. A team of students at the Royal Academy of Art is looking for investors to support their invention of gravity. It uses the virtual reality technology of Oculus Rift. Recently acquired by Facebook for 1 pound. 2bn - Let the user sketch the design on the transparent plastic mesh. The radio frequency sensor records the movement of the pen, and the circuit board can be rotated when drawing to create lines that show the depth. These objects are displayed as 3D works on wireless-connected glasses and can be viewed from various angles. On their promotional site, the four teams behind \"Gravity\" said they believed it could \"change the way we create in 3D \". \"We have built the concept of gravity from the ground. \"We spoke with professionals in the fields of modern dance, architecture, music production and industrial design to better understand their creative processes and workflows. \"All areas have come across very early ideas to record on paper with a pen, usually explaining three The concept of size in a series of quick sketches and personal symbols. \"With the increasing popularity of 3D printers, one day it may be as simple as sketching in the air and sending the design to the printer for reproduction. The design process began in last October and was recently patented. Last month, Facebook announced it would invest $ 2bn. £1. 2bn)to buy Oculus. The Oculus Rift headset covers the eyes, can display the virtual world, and can also create virtual coverage on existing environments.