3x Marble Track Ball (20 mm)

Product Highlights:

1. Optimized for Color Detection: Available in vibrant Red, Green, and Blue—ideal for calibrating sensors and training computer vision algorithms (AI/Robotics).
2. The flat bottom is completely concealed after assembly; there are no flat spots on the exterior of the sphere.
3. Exterior is made entirely of sidewalls where the resolution of FDM really shines.

Credits & Licensing:
This product is a high-quality 3D print of the 'Hemi-demi-sphere' design created by VeryWetPaint.
License: Utilized under the Creative Commons - Attribution license.