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Absolute Surface Reconstruction by Slope Metrology and Photogrammetry
Title
Absolute Surface Reconstruction by Slope Metrology and Photogrammetry
Author
Dong, Yue
Date Created
2014
Subjects--Topical
Optics
Description
Developing the manufacture of aspheric and freeform optical elements requires an advanced metrology method which is capable of inspecting these elements with arbitrary freeform surfaces. In this dissertation, a new surface measurement scheme is in...
Augmented Reality With Digital Metrology For Assembly
Title
Augmented Reality With Digital Metrology For Assembly
Author
Nawab, Rahma
Date Created
2022
Subjects--Topical
Optics
Description
This dissertation aims to create and demonstrate a fast and inexpensive quantitative dimensional inspection system for industrial assembly line applications that can detect position errors of assembled components on a scale of 1 mm and larger. The...
Optically Projected Length Scale for Use in Photogrammetry
Title
Optically Projected Length Scale for Use in Photogrammetry
Author
Thewlis, Patrick
Date Created
2020
Subjects--Topical
Optics, Physics
Description
Photogrammetry is a measurement technique where 3D coordinate data and feature information can be extracted from 2D photographs or images. Length scale objects are calibrated artifacts placed into a photogrammetry scene which have precisely define...
POSITIONING SENSOR BY COMBINING OPTICAL PROJECTION AND PHOTOGRAMMETRY
Title
POSITIONING SENSOR BY COMBINING OPTICAL PROJECTION AND PHOTOGRAMMETRY
Author
Zheng, Benrui
Date Created
2014
Subjects--Topical
Optics, Engineering, Remote sensing
Description
Six spatial parameters, (x, y, z) for translation, and pitch, roll, and yaw for rotation, are used to describe the 3-dimensional position and orientation of a rigid body - the 6 degrees of freedom (DOF). The ability to measure these parameters is ...