In this article I will present a step-by-step guide transforming the point cloud exported from my spread sheet calculator into a 3D triangular mesh. Although my first implementation of a simple 3D visualization was done within Excel, I started looking for a tool that can convert point clouds into 3D printable files. After a first euphoria, however, I quickly realized that an existing and properly looking stl- or ply-file does not necessarily mean that you can print it that way directly. But that’s another story.

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