Yag Optics Offer Heads-up display (also known as a HUD) is any transparent display that presents data without requiring users to look away from their usual viewpoints.
By using proper coating on optical design Glass, reflected images from both outer and inner glass surfaces are completely overlapped, enabling information to be displayed clearly on the windshield
HUD is a digital transparent image that is projected onto the windshield of a car, displaying the same information you would get from the dashboard. This can include everything from your current speed to the revs on your engine, and even various temperature gauges.