In today's video I want to show you 7 segment display with unique mechanism that is our own invention. There are 7 circles inside. Each circle has its own trigger that reads circle program and ...

We’ve seen a variety of oddball 7-segment displays in the past, but this one uses a new material: both for the display and the mechanical mechanism that drives it; cardboard.Yup, the whole thing ...

Step Five: Mount the Lens. The fresnel lens is very flimsy by itself, so I recommend taping some support around the edge. You can use cardboard, popsicle sticks, or anything you find around the house.

That said, it is fully compatible with Google Cardboard apps and even has some cool extras like support for its own AR “discs”. At $19.10, it’s once again light on the wallet.