For more advanced, permanent holograms, you can use specialized LitiHolo hologram kits , which utilize lasers and specialized film. If you tell me:
Place the plastic pyramid upside down (small side down) in the center of the video playing on your smartphone. Hologram
On graph paper, draw a trapezoid with these dimensions for a standard phone: Base 6 cm, Top 1 cm, Height 3.5 cm. For more advanced, permanent holograms, you can use
Search YouTube for "3D hologram video" on your phone. These videos usually feature four identical images on a black background. For more advanced