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Learn how to make a cheap holographic projector smart watch right out of the future. This device emits a cloud of water vapor that is used as a projector screen. The mini watch projector can then produce an image on this fog screen, creating a hologram right on the users wrist. Best of all this device is easy and pretty cheap to make.

Previous Holographic Watch: https://youtu.be/jwwp8WEEHNY

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