Forensics Applications forForensics Applications forClose-Range (sub-millimeter)Close-Range (sub-millimeter)

3D Laser Scanning3D Laser Scanning

Michael RaphaelMichael RaphaelPresident & Chief EngineerPresident & Chief Engineer

www.directdimensions.comwww.directdimensions.commraphael@dirdim.commraphael@dirdim.com

Baltimore, Maryland, USABaltimore, Maryland, USA

410-998-0880410-998-0880

Forensics Applications for Forensics Applications for Close-Range 3D Laser ScanningClose-Range 3D Laser Scanning

• About Direct Dimensions, Inc.• About 3D Scanner Technology• Medical Forensics• Forensic Objects• Accident Reconstruction• Environment Recreation

rapid solutions to 3D problems...rapid solutions to 3D problems...Direct Dimensions, Inc.Direct Dimensions, Inc.

• Leading Experts in Close-Range 3D Imaging• Widest Toolset for Portable 3D Metrology• Specialists in Manufacturing Problems• Reverse Engineering to CAD Models

• Raw Data into Surfaces & Solids• Engineering for “Design Intent”

• Complex 3D Inspection and FAI’s• Thousands of Successful Projects• 14-years of Experience, Staff over 20• One-Stop-Shop for Expert 3D Scanning

Technical Expertise AreasTechnical Expertise Areas

Military/AerospaceMilitary/Aerospace AutomotiveAutomotive IndustrialIndustrial

Consumer ProductsConsumer Products MedicalMedical Art/ArchitectureArt/Architecture

1000’s of Projects for 100’s of Customers1000’s of Projects for 100’s of Customers

Direct Dimensions, Inc.Direct Dimensions, Inc.

Products and CapabilitiesProducts and Capabilities

Hardware• Portable CMMs & Laser Line Scanners • Various Model 3D Scanning Cameras• Large-Volume Spherical Scanners• DCC CMMs w/Laser Line Scanner• Photogrammetry & Camera Tools• Haptic Freeform Modeling Tools

Software• PolyWorks • Geomagic• RapidForm• VR Mesh• Imageware• SolidWorks• 3D Studio Max• Mechanical Desktop• ProEngineer• Verisurf• 3D Doctor• Rhino3D

Direct Dimensions, Inc.Direct Dimensions, Inc.

Factors that effect choice of Factors that effect choice of Scanning & Modeling solution:Scanning & Modeling solution:

• Industry• Scale• Accuracy• Resolution• Speed• Cost• Portability• Purpose• Recurrence• Technical Level

Portable Arm-Based Laser ScannerPortable Arm-Based Laser Scanner

• accuracy • resolution• speed• cost

Direct Dimensions, Inc.Direct Dimensions, Inc.

FARO ScanArmFARO ScanArm Kreon Zephyr on FAROKreon Zephyr on FARO Perceptron on FAROPerceptron on FARO

• accuracy • resolution• speed• cost

3D Laser Scanning Camera3D Laser Scanning CameraDirect Dimensions, Inc.Direct Dimensions, Inc.

Konica Minolta VIVID 9iKonica Minolta VIVID 9i

DPI AFI-5000DPI AFI-5000

CMM-Based Laser ScannersCMM-Based Laser Scanners

• accuracy • resolution• speed• cost

Direct Dimensions, Inc.Direct Dimensions, Inc.

Kreon on CMMKreon on CMM

Reverse Engineering ExampleReverse Engineering Example

Polygonal ModelPolygonal Model Rapid NURBSRapid NURBS

EngineeredEngineeredSurface ModelSurface Model

Native Solid ModelNative Solid ModelHybrid ModelHybrid ModelWith FeaturesWith Features

Point CloudPoint Cloud

Polygonal ModelPolygonal Model Surface ModelSurface Model

Digital Modeling ExampleDigital Modeling Example

Point CloudPoint Cloud

Forensic Forensic ReconstructionReconstruction

Forensic Forensic ReconstructionReconstruction

Forensic Forensic ReconstructionReconstruction

Teeth ImpressionTeeth Impression

Facial Facial ReconstructionReconstruction

Facial BiometricsFacial Biometrics

Facial BiometricsFacial Biometrics

Body BiometricsBody Biometrics

Facial BiometricsFacial Biometrics

Lip AnalysisLip Analysis

Nose ImpressionNose Impression

Severed ArmSevered Arm

Severed HandSevered Hand

Severed FingerSevered Finger

FingerprintsFingerprints

Distinct MarkingsDistinct Markings

Weapon ComponentsWeapon Components

Footwear TreadFootwear Tread

Footwear TreadFootwear Tread

Footwear TreadFootwear Tread

Tire Tread AnalysisTire Tread Analysis

Automobile Crash Automobile Crash InvestigationInvestigation

Car InteriorCar Interior

Automobile Crash Automobile Crash InvestigationInvestigation

Airplane InvestigationAirplane Investigation

Facility ScanningFacility Scanning

Facility ScanningFacility Scanning

Explosive Test AnalysisExplosive Test Analysis

Crime Scene AnalysisCrime Scene Analysis

Crime Scene AnalysisCrime Scene Analysis

Crime Scene AnalysisCrime Scene Analysis

Crime Scene AnalysisCrime Scene Analysis

• FARO LS880 data collection in process

Damaged Train Damaged Train Tanker CarTanker CarAccident Reconstruction and Analysis

• Raw scan data processed and aligned together

Damaged Train Damaged Train Tanker CarTanker CarAccident Reconstruction and Analysis

• High-res area stitched into low-res area

Damaged Train Damaged Train Tanker CarTanker CarAccident Reconstruction and Analysis

• Completed polygon shell, and detailed damaged area of car

Damaged Train Damaged Train Tanker CarTanker CarAccident Reconstruction and Analysis

• Inside of the car aligned and modeled to the outside, giving thickness to the model

Damaged Train Damaged Train Tanker CarTanker CarAccident Reconstruction and Analysis

• Verification analysis and annotations performed to show the extent of damage

• Reports can be exported for additional analysis

Damaged Train Damaged Train Tanker CarTanker CarAccident Reconstruction and Analysis

Pre-Event Pre-Event PlanningPlanning

Pre-Event Pre-Event PlanningPlanning

Pre-Event Pre-Event PlanningPlanning

Thank You!Thank You!Questions?Questions?

Michael RaphaelMichael RaphaelPresident & Chief EngineerPresident & Chief Engineer

www.directdimensions.comwww.directdimensions.commraphael@dirdim.commraphael@dirdim.com

Baltimore, Maryland, USABaltimore, Maryland, USA

410-998-0880410-998-0880

Forensics Applications for Forensics Applications for Close-Range 3D Laser ScanningClose-Range 3D Laser Scanning