StruckDuck added a new element to your typical optical illusion with 3D printing as more of his videos show off the “impossible creations” he can make with this designing method.

The premise is the same, you 'relax' your eyes and wait for the hidden image to reveal itself – but this is created in a different way using 3D techniques. It's some of my favourite 3D art to date.

Like any magic trick, this optical illusion requires careful planning and a particular perspective. A hand places a metal ball at the bottom of a 3D printed slide and the ball immediately rolls ...

Small versions of a 3D optical illusion cube created by Olivier Redon in Portola Valley on June 24, 2024. Photo by Magali Gauthier. “To create you need a lot of time,” said Olivier.

One of Olivier Redon’s optical illusions at his home in Portola Valley on June 24, 2024. The piece is designed to look like a creature whose eyes and head follow the viewer as they move about.