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FIBER BASED TOOLS FOR POLISHING OPTICAL MATERIALS
Title
FIBER BASED TOOLS FOR POLISHING OPTICAL MATERIALS
Author
Shahinian, Hossein
Date Created
2018
Subjects--Topical
Mechanical engineering, Optics
Description
In this dissertation, the development of alternative fiber based polishing tools for the finishing of precision freeform and aspherical optics is introduced. Freeform and aspherical optics, i.e. optics with varying radius of curvatures (ROC), are ...
MID-SPATIAL FREQUENCY CHARACTERIZATION AND SPECIFICATION FOR FREEFORM SURFACES USING ZERNIKE POLYNOMIALS
Title
MID-SPATIAL FREQUENCY CHARACTERIZATION AND SPECIFICATION FOR FREEFORM SURFACES USING ZERNIKE POLYNOMIALS
Author
Hosseinimakarem, Zahra
Date Created
2017
Subjects--Topical
Optics, Engineering
Description
Mid-spatial frequency on freeform optical elements induces small-angle scatter and affects the optical performance. Fabrication techniques involved in making freeform surfaces leave tooling marks on the surface due to the sub-aperture nature of th...