M3 Thumb Screw for Open-source Optics

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Summary: This Handy M3 Thumbscrew Reduces Scientific Optical Hardware Costs This is an essential, easy-to-use thumbscrew for m3s. The Open-source Optics project aims to significantly lower the expense of scientific optical hardware by Michigan Tech's Open Sustainability Technology Research Group. For similar designs, see "The Open-Source Lab: How to Build Your Own Hardware and Reduce Research Costs." Instructions: Print and assemble with an m3 nut and screw of your choice. Originally posted on Thingiverse as part of http://www.thingiverse.com/thing:26752, the OpenSCAD code is available there if needed. Ideal for low-profile m3x30/25mm applications. Designed by Nick, this component is part of the Open-source Optics Library: Zhang C, Anzalone NC, Faria RP, Pearce JM (2013) Open-Source 3D-Printable Optics Equipment. PLoS ONE 8(3): e59840. Part of a larger initiative to reduce scientific equipment costs using open-source hardware. Read more here.