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It is important with this technology that the driver is not distracted by the information.

Head-up display receiving component on Hyundai Kona – (photo by Hyundai) Security benefits It is important that it is translucent and reflective.įor this reason, glass elements, such as the front pane, or transparent foils are often used in practice. The image-receiving component ultimately shows you the information played out via the optical component. Depending on the technology, this can be a tiny projector, laser or the screen of your smartphone. The imaging component generates information as an image, video or animation and passes this on to the optical component. There are some differences depending on the technology of the head-up display, but in general it always works the same. When General Motors brought head-up technology to the automotive industry in the 1980s and 1990s, European automakers such as BMW and Citroën followed suit in the 2000s. At that time still known as “reflex visors”, they have been continuously developed and have become an integral part of modern aviation technology.

Strictly speaking, head-up displays have existed since the 1940s. In addition, we learn which head-up display variants are available and how you can retrofit them. In the following you will learn more about the functional principle, the difference between head-up and head-down displays and the other areas of application. It is used in airplanes and in modern car models and works either as an independent unit or with separate systems – for example with the smartphone.ĭid you know that the head-up display, or HUD for short, is not really a new invention? One can say that it has now reached the middle of society at the latest and can significantly upgrade a car model.īut don’t worry, you don’t need to buy a new car just because of the head-up display, because the head-up display can be retrofitted! However, there are many different technologies here. The imaging component generates an image, video or animation and projects this onto the pane via the optical component. It consists of the image-giving, optical and image-receiving component, the front window. So how does a head-up display work? A head-up display projects information onto the windscreen.