Everyone has a lightsaber or two lying around the house, but not everyone has a lightsaber that extends and retracts automatically. And that’s because, in the real world, it’s not an easy design challenge. [HeroTech]’s solution for the mechanism is simple and relies on an old magician’s trick: the appearing cane. (Video, embedded below.)
This is a companion discussion topic for the original entry at https://hackaday.com/2024/06/17/magic-cane-is-the-secret-behind-lightsaber/