{"guid":"70e7d945-ed01-5d9b-9545-8cf8bcae673d","title":"Budget beams – Laser experiments in a hacker lab","subtitle":null,"slug":"eh23-budget-beams-laser-experiments-in-a-hacker-lab","link":"https://pretalx.eh23.easterhegg.eu/eh23/talk/GQ9QNR/","description":"Science with lasers usually requires significant money. Instead, we use 3d-printing and the cheapest optics money can buy.\n\nWe want to do real and useful coherent optics experiments, but without the budget. So we are developing an open-hardware platform of 3d-printed parts and knowhow around accessible optical components.\n\nIf you ever wondered how much optomechanics you can replace with plastic parts: We are doing the experiment\n\nIn this talk we want to share our current work towards a system of 3d-printable components and cheap optical elements to make laser experiments more accessible.\n\nWe started this project from a need to measure nanometer-scale displacements at FAFO e. V., a hacklab in Munich. Our first goal is an interferometry setup, but we are already looking at other promising laser applications.\n\nMost importantly, we don't just want to do this for ourselves. This design is meant to become open-hardware and we are looking for others who are interested.\n\nThis work is licensed under CC BY-NC 4.0. To view a copy of this license, visit https://creativecommons.org/licenses/by-nc/4.0/","original_language":"eng","persons":["rahix","k8ik"],"tags":["90","2026","eh23","Test Chamber 01","eh23-eng","Day 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