Convert STL to ATD

Understanding STL and ATD file formats

STL (Stereolithography) is a widely used file format for 3D models, especially in 3D printing and computer-aided design (CAD). It represents the surface geometry of a 3D object using a mesh of triangles, but does not include color, texture, or other attributes.

ATD is a less common file format, typically associated with 3D Systems' Geomagic or other specialized 3D scanning and modeling software. ATD files often store 3D scan data, including point clouds and mesh information, and may contain additional metadata for advanced modeling workflows.

How to convert STL to ATD

Direct conversion from STL to ATD is not widely supported by mainstream 3D modeling software. However, you can use specialized tools that support both formats, such as Geomagic Design X or Geomagic Wrap. These programs allow you to import STL files and export them as ATD files.

Step-by-step conversion using Geomagic Design X

1. Open Geomagic Design X.
2. Go to File → Import and select your STL file.
3. Once the model is loaded, make any necessary adjustments or repairs.
4. Navigate to File → Save As or File → Export.
5. Choose ATD as the output format and save your file.

Recommended software for STL to ATD conversion

• Geomagic Design X – Industry-leading for reverse engineering and file format conversion.
• Geomagic Wrap – Suitable for mesh processing and exporting to ATD.

Both programs are commercial and may require a license. For occasional conversions, check if a trial version is available.

Tips for successful conversion

• Ensure your STL file is free of errors or non-manifold edges before importing.
• Check the exported ATD file in the target software to confirm all data transferred correctly.
• If you encounter issues, try repairing the STL mesh in Geomagic before exporting.