Microsoft's Applied Sciences Group did something similar (I guess) back in 2011: https://www.microsoft.com/applied-sciences/uploads/publications/7/Wedge-optics

Microsoft's Applied Sciences Group did something similar (I guess) back in 2011: https://www.microsoft.com/applied-sciences/uploads/publications/7/Wedge-optics-in-flat-panel-displays.pdf https://www.microsoft.com/applied-sciences/uploads/publicati... https://www.microsoft.com/applied-sciences/projects/the-wedge https://www.microsoft.com/applied-sciences/projects/the-wedg...