MetroX 3D Scanner - How to Correctly Use Markers

  1. Place markers 6 - 7 cm apart. If the object is too small to place markers on, use the Dual-axis Turntable or Marker Block Kit (Select different marker block shapes and place them randomly.) or place markers around it. Avoid using soft pads or cloths with markers.



  2. Don’t use too many markers, but ensure that at least 5 markers are placed irregularly per scanned frame.

  1. Try to place more markers at the key locations, such as the edges, grooves, and other complex surfaces.
  1. Ensure there is sufficient marker coverage before starting the scan, and none of the markers are covered.

  2. Ensure the markers are securely stuck and have no lifted edges.

  1. Avoid markers on curved surfaces to prevent deformation.

  2. Don’t use markers under direct sunlight, as the reflective light will affect the scan results.

  3. Repeated use of sticky markers is not advised, as their adhesive weakens and can shift during scans, disrupting tracking.

  4. For scans with high accuracy requirements, it’s recommended to use markers with an inner diameter of 6 mm. Note: Mixing different sizes of markers may affect the scan’s accuracy.

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