3 d scanning howest summer classes 2012
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3D scanning knowing our world through movement
Most 3dscanners acquire their data of real world objects by moving through space… Why 3D scanning ?
- reverse engineering - tolerance checking & quality control (laserscanning resolution 50 microns) - digital archiving (cultural heritage) - prototyping (handmade model to CAD conversion) - 3D visualisation (fe robot path finding, forensic documentation, etc) - entertainment industry (avatars, special effects)
Contact & non-contact 3D scanning
contact (older systems) non-contact (light, sound, xray)
- laser light - structured light - (sonic scanner) - volumetric (medical)
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Stationary & handheld
3D photo reconstruction - stereo photogrammetry
- using geometric references
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Full automatic reconstruction Taking overlapping pictures
– how it works
Free 3d photo reconstruction tools New democratic way of obtaining 3D ARC3D 123D Catch PHOV HYPER3D … Complementary software MESHLAB – open source HOWEST summer-classes 3Dscanning by 3Digit