Feature:1. Size and Quantity: Each sheet includes 50 reflective markers, with a 6mm inner diameter and 10mm outer diameter. These markers boast high reflectivity, tear resistant, and water proof properties for dependable use.2. Working Principle: Our reflective markers utilize a bright reflective film with aluminum coated glass beads, printed via silk screen to create accurate hollow reflective points for high scanning accuracy.3. High Accuracy: Designed for featureless objects, these markers enhance reverse engineering, automotive parts inspection, and jewelry analysis, ensuring accurate alignment for dependable data collection.4. Easy to Use and Remove: Featuring a sticky foil design, our markers can be effortlessly applied and removed, providing a seamless experience for both professionals and beginners in their scanning tasks.5. Versatile in Various Scenarios: Suitable for 3D motion catch and gait analysis, our markers effectively reflect light emitted by data devices, facilitating accurate point processing for enhanced tracking capabilities.6. Optical Accuracy: Our 3D optical tracking markers are indispensable tools for optical mapping and machine vision, enabling effortless point retrieval and accurate calibration in various applications.Specification:Item Type: 3D Scanning MarkerMaterial: PET, Reflective FilmSize: Inner Diameter: Approx. 6mm / 0.24inOuter Diameter: Approx. 10mm / 0.39inThickness: Approx. 0.15mm / 0.006inQuantity: 15 sheets (1 sheet 50pcs).Package List:15 Sheet x 3D Scanning Marker(50 markers per sheet)