Field notes
Guides for 3D Files
Straight answers about the formats, mesh issues and decisions that come up in real 3D workflows.
CAD formats
What is a STEP file?
How STEP and STP work, what they contain, and when to convert to a mesh.
Read guide →Mesh formatsWhat is an STL file?
Triangles, units, print preparation and what STL does not preserve.
Read guide →TroubleshootingFix STL errors for 3D printing
Identify holes, non-manifold edges and flipped normals before slicing.
Read guide →