
Holography - Wikipedia
In principle, it is possible to make a hologram for any type of wave. A hologram is a recording of an interference pattern that can reproduce a 3D light field using diffraction. In general usage, a …
How Holograms Work - HowStuffWorks
Aug 30, 2023 · Holograms, or holographs, are images that have parallax and depth. These images are most commonly used to prevent forgeries, and can be found on licenses, credit …
Holography | Optics, 3D Imaging & Laser Technology | Britannica
Dec 20, 2025 · In the 1970s, Valerie Thomas invented a way to transmit three-dimensional images, or holograms, that appear to be real, which led to her invention of the "illusion …
What is a Hologram? – Holocenter
In the past there was a clear distinction between holograms and other visual media. However as technology evolves there are more hybrid media that use some of the principles of holography, …
What is a hologram? - Mixed Reality | Microsoft Learn
Apr 29, 2022 · Holograms are digital objects that are part of your world. The holograms that HoloLens renders appear in the holographic frame directly in front of users' eyes. Holograms …
Introduction to Holography - ThoughtCo
Jun 10, 2025 · Holograms create three-dimensional images by using light interference patterns from laser beams. Lasers make holograms because their light is coherent, meaning it has the …
Holograms - an overview | ScienceDirect Topics
Holograms are the most general, complex, and flexible means of light manipulation so far invented. Naturally, they have many applications in optical neural networks.
4.8: Holography - Physics LibreTexts
Holography is the process of producing holograms and, although they are recorded on photographic film, the process is quite different from normal photography. Holography uses …
How holograms work - History Tools
Apr 17, 2025 · An easy-to-understand explanation of what holograms are, how they're made, and what they can be used for.
Holography - HyperPhysics
Holograms are true three-dimensional images. This is evidenced by the fact that you can move your head while viewing the image and see it in a different perspective. This includes revealing …