https://www.robotshop.com/forum/download/file.php?id=5524
I will post more details about this project later. This was an open-ended design project for my University in second year. The project was done in a group of four students and the objective of the project was to create the most accurate measuring device from first principles.
Group Members:
Eric S. (University of Waterloo)
Kenneth G. (University of Waterloo)
Daniel L. (University of Waterloo)
Parker H. (University of Waterloo)
Digital Micrometer that measures accurately to a μm. Automated and interfaced with ardunio. 7-Segment LED display for output.
Video: