Search results
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Title
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Cutting Mechanics and Manufacture of Optics for Imaging Applications
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Author
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Troutman, John
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Date Created
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2016
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Description
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Ultraprecision diamond machining enables physical realization of freeform surfaces of nearly arbitrary complexity through turning and milling processes. Achievable form accuracies make diamond machining a viable alternative to conventional techniq...
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Title
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Cutting Mechanics and Manufacture of Optics for Imaging Applications
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Author
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Troutman, John
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Date Created
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2016
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Subjects--Topical
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Mechanical engineering, Optics
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Description
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Ultraprecision diamond machining enables physical realization of freeform surfaces of nearly arbitrary complexity through turning and milling processes. Achievable form accuracies make diamond machining a viable alternative to conventional techniq...
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Title
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Experimental and computational evaluation of a vibratory finishing process
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Author
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Navare, Jayesh
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Date Created
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2017
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Description
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Vibratory finishing is among the widely recognized mass finishing techniques which is used for cleaning, deburring, edge rounding, polishing, and creating an isotropic surface finish on metal parts that have undergone previous machining operations...
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Title
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Experimental and computational evaluation of a vibratory finishing process
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Author
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Navare, Jayesh
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Date Created
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2017
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Subjects--Topical
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Mechanical engineering
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Description
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Vibratory finishing is among the widely recognized mass finishing techniques which is used for cleaning, deburring, edge rounding, polishing, and creating an isotropic surface finish on metal parts that have undergone previous machining operations...
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Title
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FREEFORM MEASUREMENT WITH STITCHING TALBOT INTERFEROMETER
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Author
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Furukawa, Yasunori
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Date Created
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2018
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Description
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Freeform optics are being used in many fields to realize the outstanding performance due to their high degree of freedom. To realize sufficiently high performance, it is necessary to manufacture the freeform surface with high accuracy, which requi...
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Title
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FREEFORM MEASUREMENT WITH STITCHING TALBOT INTERFEROMETER
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Author
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Furukawa, Yasunori
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Date Created
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2018
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Subjects--Topical
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Optics
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Description
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Freeform optics are being used in many fields to realize the outstanding performance due to their high degree of freedom. To realize sufficiently high performance, it is necessary to manufacture the freeform surface with high accuracy, which requi...
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Title
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FUNDAMENTALS OF MATERIAL REMOVAL IN SILICON CARBIDE FOR FREEFORM OPTICS
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Author
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Shanmugam, Prithiviraj
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Date Created
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2019
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Description
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The mechanical and thermal properties offered by Silicon carbide (SiC) make it an ideal material for reflective freeform optics. However, the hardness, brittleness and fracture toughness of the material pose a challenge to manufacturing. The manuf...
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Title
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FUNDAMENTALS OF MATERIAL REMOVAL IN SILICON CARBIDE FOR FREEFORM OPTICS
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Author
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Shanmugam, Prithiviraj
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Date Created
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2019
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Subjects--Topical
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Mechanical engineering
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Description
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The mechanical and thermal properties offered by Silicon carbide (SiC) make it an ideal material for reflective freeform optics. However, the hardness, brittleness and fracture toughness of the material pose a challenge to manufacturing. The manuf...
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Title
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From Nonradiating Sources to Directionally Invisible Objects
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Author
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Hurwitz, Elisa
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Date Created
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2017
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Description
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The goal of this dissertation is to extend the understanding of invisible objects, in particular nonradiating sources and directional nonscattering scatterers. First, variations of null-field nonradiating sources are derived from Maxwell's equatio...
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Title
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From Nonradiating Sources to Directionally Invisible Objects
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Author
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Hurwitz, Elisa
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Date Created
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2017
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Subjects--Topical
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Optics, Physics
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Description
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The goal of this dissertation is to extend the understanding of invisible objects, in particular nonradiating sources and directional nonscattering scatterers. First, variations of null-field nonradiating sources are derived from Maxwell's equatio...
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Title
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Integration of advanced manufacturing in the mechanical design of reflective optics
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Author
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Horvath, Nicholas
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Date Created
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2020
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Subjects--Topical
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Mechanical engineering, Optics
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Description
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High-performance freeform optical systems, designed for broad spectral imaging fromthe visible to the far infrared, place new demands on optical design, precision manufacturing,and precision metrology. In this dissertation, four key aspects are ad...
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Title
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Manufacture of Infrared Optics in Brittle Materials
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Author
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Owen, Joseph
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Date Created
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2015
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Description
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Infrared optics are manufactured for many different applications including: thermal imaging, surveillance, night vision, medical, laser machining, laser surgery, etc. Most infrared transparent materials are hard, brittle, or both. Unless special c...
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Title
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Manufacture of Infrared Optics in Brittle Materials
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Author
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Owen, Joseph
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Date Created
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2015
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Description
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Infrared optics are manufactured for many different applications including: thermal imaging, surveillance, night vision, medical, laser machining, laser surgery, etc. Most infrared transparent materials are hard, brittle, or both. Unless special c...
