So projizierst du ein 3D-Hologramm in dein Wasserglas!😲

Is the Universe REALLY a Hologram?

Vintage Transmission Hologram: The 3D image from this very early example of holography is only made visible with the coherent light of a laser. This vintage hologram dates to 1967 and was one of the first holograms to be mass produced (for those rich enough to own a laser back then) as this was years before diode laser pointers were available. Here I use a cyan frequency pointer reflected off a wall to reconstruct the pocket watch and magnifying glass- although the holographic plate is rather sc