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A MODIFIED SELF-INTERFERENCE BASED INCOHERENT DIGITAL HOLOGRAPHIC RECORDING SYSTEM
Title
A MODIFIED SELF-INTERFERENCE BASED INCOHERENT DIGITAL HOLOGRAPHIC RECORDING SYSTEM
Author
Mishra, Abhinav
Date Created
2019
Subjects--Topical
Mechanical engineering, Optics
Description
A Fresnel-type self-interference based incoherent digital holographic system that can measure the intensity and direction of incoming light field is proposed. This system is composed primarily of a convex lens as an objective, a linear polarizer, ...
DUAL PROJECTION FRINGE PROJECTION PROFILOMETRY
Title
DUAL PROJECTION FRINGE PROJECTION PROFILOMETRY
Author
Venkatesh, Bhanu teja
Date Created
2019
Subjects--Topical
Optics, Engineering, Three-dimensional modeling
Description
Fringe-pattern projection (FPP) techniques are widely used for surface-shape measurement in a wide range of applications like object and scene modeling, part inspection, and reverse engineering. This thesis presents a way to increase the accuracy ...
Dynamic Illumination Systems using Freeform Optics
Title
Dynamic Illumination Systems using Freeform Optics
Author
shadalou, shohreh
Date Created
2022
Subjects--Topical
Optics
Description
Illumination systems that can create light patterns of varying sizes or shapes with high efficiency and uniformity are advantageous for a range of applications, including lighting, augmented/virtual reality, laser-based manufacturing, medicine/der...
High throughput non-parametric probability density estimation via novel multithreaded stitching method
Title
High throughput non-parametric probability density estimation via novel multithreaded stitching method
Author
Merino, Zach
Date Created
2019
Subjects--Topical
Mathematics, Statistics, Physics
Description
A method of univariant probability density function (pdf) estimation is developed for big data applications. The method employs the use of a non-parametric maximum entropy estimator (NMEM) for a data driven multithreaded probability density estima...
IN-SITU MEASUREMENT OF DIMENSIONS AND SURFACE PROFILE OF AXISYMMETRIC OBJECTS USING FRINGE PROJECTION TECHNIQUE
Title
IN-SITU MEASUREMENT OF DIMENSIONS AND SURFACE PROFILE OF AXISYMMETRIC OBJECTS USING FRINGE PROJECTION TECHNIQUE
Author
Farahi, Navid
Date Created
2018
Subjects--Topical
Optics, Physics
Description
Fringe projection technique has been a powerful tool for 3D metrology and surface profilometry with high repeatability. However, for in-situ measurement of objects with highly specular surfaces, large dimensions, and large varying slopes, acquirin...
OPTICAL INSTRUMENTATION USING GEOMETRIC PHASE ELEMENTS
Title
OPTICAL INSTRUMENTATION USING GEOMETRIC PHASE ELEMENTS
Author
Light, Alyson
Date Created
2020
Subjects--Topical
Mechanical engineering, Optics, Engineering
Description
Traditional optical instrumentation typically requires a controlled, stable environment, and this limits systems to a laboratory setting. For in-situ metrology applications and outdoor measurements, novel methods that are compact and stable are re...