3D Scanner Markers Specifications: 500pcs 3D scanner dots in total. Each sheet contains 3D scanner markers with an inner diameter of 12mm and outer diameter of 19mm. Industrial-Grade Precision: Designed for industrial 3D scanning applications, these markers provide accurate reflection for optimal scanning accuracy. The adhesive foil backing allows for easy application in tracking scanning projects. Accurate Tracking Dots: These diffuse reflection markers are widely utilized in high-precision industrial and consumer 3D scanning processes, suitable for applications such as 3D scanning, reverse engineering, inspection, and more. Enhanced Accuracy and Repeatability: By attaching markers to objects and providing the software with a consistent feature to track, users can achieve maximum accuracy and repeatability, preventing geometric errors from accumulating over long distances. Wide Compatibility: These 3D scanning markers are fit with various 3D scanners, ensuring versatility across different scanning devices. Colour:As Shown Material:composite material Package Contents: 500 x 3D Target Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.