Fangrui Product Details 3d Scanner Markers Specifications: 100pcs 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 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 Devic Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.