3D scanning opens doors to precise, tailored parts without extensive manual fabrication. By capturing the exact geometry of a doll’s anatomy or display area, you can design replacement joints, skins, or accessories that fit with perfect tolerances. Start with a high-resolution scanner and stable positioning to minimize data gaps. Raw scans may require cleaning—removing stray artifacts, smoothing surfaces, and filling holes—to create a watertight model suitable for printing or milling. From there, you can design custom parts in compatible software, specifying thresholds for flexibility, impact resistance, and weight. Consider calibration steps: verify scale against known measurements, and compare scans against physical references to ensure alignment. Material choice matters: select printing resins or polymers with appropriate strength, softness, and skin-like texture; some workflows also incorporate multi-material printing for realistic results. Once printed, fit the parts with care, performing test fits and light finishing to achieve seamless integration. 3D scanning accelerates customization while delivering exact compatibility, enabling enthusiasts to push the boundaries of personalization with confidence.