Classic hologram

A classic hologram is usually made using a 3D object, often a model. A laser beam is split in two and part is diverted onto the object, reflected off it then allowed to combine (or interfere) with the other part of the beam known as the reference beam. The classic...

Coating (substrate)

Typically an integral layer of material added to alter, enhance or protect the properties of the underlying base substrate.


A system of words, letters, figures, or symbols used to represent certain information.