Holograms employ a method of optical illusion that dates back to the 19th century and is known as Pepper’s Ghost. This results in an image that appears to be in three dimensions. Want to know how much holograms cost? Read on to learn more.
A big, flat glass sheet, known as an optical beam splitter, is used in reverse to join two pictures toward the point of view of the audience. This is done so that the illusion appears to have been created. The surface of the glass reflects one image, which is then transmitted to the audience, while simultaneously transmitting the second scene directly through the glass.
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