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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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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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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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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Subjects--Topical
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Mechanical engineering
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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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Manufacturing Methodologies and Optomechanics for Dynamic Freeform Optics
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Author
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Gurganus, Dustin
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Date Created
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2021
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Subjects--Topical
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Optics, Engineering, Mechanical engineering
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Description
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Freeform optics have traversed the gap from theoretical to practical application propelled by ultra-precision multi-axis machining, like diamond turning and milling. Utilized for complex infrared sensors to human vision correction, freeform optics...
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Title
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Surface Integrity in Diamond Machining Germanium For Infrared Optics
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Author
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Sizemore, Nicholas
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Date Created
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2020
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Subjects--Topical
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Mechanical engineering
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Description
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Ultra-precision manufacturing is a deterministic method of producing optical-grade components. Continuous and interrupted machining operations are the main focus of this research with the goal of improving the manufacturing community’s knowledge. ...
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Title
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Ultraprecision Diamond Machining of Polycarbonate Complex Multi-Sided Freeform Optics
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Author
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Swagler, Steven
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Date Created
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2022
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Subjects--Topical
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Optics, Mechanical engineering
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Description
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Advances in technology are driving optical systems to become more and more complex and compact. Ultra-precision machining centers have advanced to catch up with optical designs but there is a defined set of methods defining the use of the machines...