Cut out a special form --- place on a smartphone --- you will be enchanted!

Certainly, you have heard of holograms, but do you really know what they are? A hologram is, in general, a three-dimensional image that appears to change depending on the location from which it is observed.

To create a 3D image, specialized techniques are required both to film the image which will be reproduced in three dimensions and for the projection itself. But there is also a do-it-yourself way to appreciate the beauty of holograms . . . We will show you how in the video!