long term vision to digitally fabricate high fidelity, highly customized, ‘ready-to-go’ devices will be a powerful enabling
technology for HCI research. Although much of this novel technology is still in the research stage,the simplest forms of 3D printing are rapidly entering the mainstream. A recent cover story in The Economist suggests 3D printing is the manufacturing technology to “change the world” [32]. A host of consumer-level 3D printing devices are now available and the fundamental photopolymer printing technology behind Printed Optics has been demonstrated for less than $200 parts cost [21]. It is reasonable to expect that inexpensive optical 3D printers will be available to researchers in the very near future.