Inside3DPrintingSantaClara_JordanWilliams
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Transcript of Inside3DPrintingSantaClara_JordanWilliams
DIGITIZING REALITY
AN INTRO TO 3D SCANNINGWith Jordan Williams
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CAPTURED DIMENSIONS
OUTLINE
• Technology Overview• Current Uses of 3D Scanning• Challenges in Scanning• Getting Started with Scanning• The Future for Scanning
TERMINOLOGY: POLYGONS
TERMINOLOGY: TEXTURE
TERMINOLOGY: TEXTURE
TERMINOLOGY: TEXTURE
BEFORE 3D SCANNING
TECH: CMM
USES:
•Manufacturing•Prototyping•Industrial Design•Reverse Engineering
TECH: CMM
Pros:•Very Precise
Cons:•No Texture Data•Very Slow•May damage scan subject (poor for artifacts)
TECH: Laser Scanning
USES:
•Science•Engineering•Curation
TECH: LIDAR
TECH: Laser Scanning
Pros:•Flexible•Accurate
Cons:•No Texture Data
TECH: LIDAR
USES:•Archaeology•Seismology•Geology•Mapping
TECH: LIDAR
TECH: LLDAR
TECH: LiDAR
Pros:•Good Detail•Largest Scan Area•Flexible
Cons:•Quite Slow•Heavy Processing Requirements•Significant Capital Outlay
TECH: Structured Light
USES:•Measurement•Forensic Science•Reverse Engineering•Curation
TECH: Structured Light
TECH: Structured Light
Pros:•Fast•Accurate•Versatile
Cons:•Lighting Conditions•Calibration
TECH: X-Ray Computed Tomography
USES:•Medical•Void Detection•Metrology
TECH: X-Ray Computed Tomography
TECH: X-Ray Computed Tomography
Pros:•Very Accurate•Flexible
Cons:•Image Artifacts•Significant Capital•Radiation Exposure
TECH: Photometric Stereo
USES:•Facial Recognition•Human Scanning•Entertainment
TECH: Photometric Stereo
TECH: Photometric Stereo
TECH: Photometric Stereo
Pros: •Accurate•Excellent Textures
Cons:•Expensive•Requires Complete Lighting Control
TECH: Photometric Stereo
TECH: PHOTOGRAMMETRY
TECH: PHOTOGRAMMETRY
TECH: PHOTOGRAMMETRY
TECH: PHOTOGRAMMETRY
Pros:•Good Accuracy•Best Texture Data•Very Fast•Flexible
Cons:•Heavy Processing
TECH: PHOTOGRAMMETRY
TECH: Hand-Held Structured Light
TECH: Hand-Held ARTEC
TECH: GeoMagic Capture
TECH: Hand-Held Fuel3D
TECH: Hand-Held Fuel3D
TECH: Turntable Scanner
TECH: MakerBot Digitizer
TECH: Mobile
USES:•Recreation•Experimentation•Education
TECH: Mobile
MOBILE: iSENSE
SCANNING USES
USES: Engineering
•Reverse Engineering•Prototyping•Production
USES: Engineering
USES: Medical
USES: Medical•Dental•Dermatological•Implants•Prosthesis•Full Body Scans
USES: Medical
USES: ART
USES: FASHION
USES: LANDMARKS
USES: Terrain Mapping
USES: CAPTURE THE MOMENT
Bride Groom PicOthers?Can Duplicate Slide
USES: PRESERVATION
USES: PRESERVATION
USES: PRESERVATION
Smithsonian X 3D3d.si.edu@3D_DIGI_SI
GETTING STARTED
GETTING STARTED: KINECT
GETTING STARTED: DAVID
GETTING STARTED: 123D CATCH•123D Catch Images
CHALLENGES: SCANNING
•Specularity•Translucency/Transparency•Tiny Details•Data Overload•Texture Acquisition
CHALLENGES: SPECULARITY
CHALLENGES: SPECULARITY
CHALLENGES: SPECULARITY
CHALLENGES: TRANSPARENCY
CHALLENGES: TRANSPARENCY
CHALLENGES: TINY DETAILS
CHALLENGES: RESOLUTION
CHALLENGES: TEXTURE
WORKFLOW: POINTCLOUD CONV
WORKFLOW: MESH CLEANUP
•Zbrush•Maya•Blender•Mudbox•Meshlab
WORKFLOW: PRINT PREP•Meshlab•Netfabb•Materialise Magics
SCIENCE VS ART•Not Turn-Key•Heavy Human Involvement•Need Good Artists
WHAT’S NEXT?
FUTURE: COMPUTER VISION
FUTURE: DIGITAL DOUBLES
FUTURE: MEDICAL BLUEPRINTS
FUTURE: VIRTUAL FITTING
FUTURE: HOLODECK
FUTURE: REPLICATION
THANKS!
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