BIOSTAGE system 1.0
November 2007 Release

Scanning

  • Scan Space – up to 4m x 4m x 2.5m; 12ft x 12ft x 7.5ft
  • 60-120fps, real-time with approximately 25-100ms latency
  • XYZ Positional Accuracy (arms, legs) up to 1.0mm
  • Rotational Accuracy (arms, legs other than along axis) up to 1°
  • Rotational Accuracy (along axis) up to 2°
  • Bones: 21 bones – 6 degrees of freedom each
  • Tracks one Subject (Two Subject expansion Module available 2008)
  • Prop Tracking via a substitute prop included (Upgrade in 2008)
  • Designed for indoor use in typical artificial and/or natural lighting

Equipment

  • Vision Processor
  • 10 Cameras: 120fps, gray scale
  • Resolution equivalent to 2 mega pixel of marker-based system, high speed NTSC actual
  • Cameras can synch and genlock with external timecode at 120fps and slower
  • Scalable Scaffolding and reflective cloth to create scan space
  • All connection cables

Software

  • Biomechanical Plug-in: flows data real-time into The MotionMonitor from Innovative Sports Technology, Inc. and Visual3D from C-Motion, Inc.
  • Software Development Kit (SDK) available
  • Two Subject and Finger Tracking expansion Modules (early 2008)
  • Ankle/Foot Tracking expansion Module (mid 2008)
  • Prop Tracking Upgrade – Prop is tracked by applying pattern (early 2008)

Output Format

  • Supported through Visual3D and SDK, exports ASCII; inquire for specific formats
  • 3D mesh variable from 500 to 8,000 triangles
  • Surface texture via video

Calibration

  • Lens Calibration: lens distortion is pre-calibrated prior to shipping
  • System Calibration: On site in approximately 3 minutes – via a pattern board (provided)
  • Subject Calibration: On site in approximately 1 minute – BioStage auto-learns after first 'acquisition' of Subject

*System Description subject to change. Release version defined in End User License Agreement.