06 Mar '13, 5pm

New post: Print your own adjustable lenses

New post: Print your own adjustable lenses

[Christopher] is really going the distance with his liquid-filled 3D printed lens project . The idea is to create a bladder out of two pieces of clear plastic. It can then be filled with liquid at a variable level of pressure to curve the plastic and create an adjustable lens. He was inspired by the TED talk (which we swear we already covered but couldn’t find the post) given by [Josh Silver] on adjustable eyeglass lenses . Don’t miss the video after the break. [Christopher] shows off the assembly process for one lens. Two 3D printed frames are pressure fit together to hold one piece of plastic wrap. Two of those assemblies are then joined with JB weld and some 3D printed clips that help to hold it. A piece of shrink tubing is used as a hose to connect a syringe to the bladder. By filling the lens assembly with water he’s able to adjust how it refracts light. The liquid di...

Full article: http://hackaday.com/2013/03/06/print-your-own-adjustable-...

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