The Creality CR-Scan Otter 3D Scanner delivers precision up to 0.02mm, ensuring every detail is sharp and clear. With two sets of dual lenses, it proficiently handles both large and small scans. The long-focal dual lenses capture intricate details in small objects, while the short-focal dual lenses cover a wider range for larger objects.This scanner excels in scanning black and metal objects without the need for spraying. Its near-infrared light, invisible to the human eye, ensures safe scanning, even for human bodies.