Optical Fabrication
Enhancements for CCOS (computer controlled optical surfacing)
Non-sequential CCOS optimization technique
Special polishing tools for steep aspheres: Rigid Conformal Lap, Semi-flexible lap
High speed shear mode grinding for aspheric surfaces
Optical Metrology
Analysis and optimization for interferometric measurements
Fabrication and characterization of CGH null correctors
Fizeau interferometry of aspheres using spherical reference + CGH
Enhancement of interferometry systems to reject vibration and coherent noise
Error Analysis and Data Reduction for Interferometric Surface Measurements
Measurements of large flat mirrors
Software Configurable Optical Test System (SCOTS)
Scanning pentaprism system for telescope primary mirrors
Use of laser tracker system for surface measurements
Cryogenic Thermal Mask for Space-cold Optical Testing for Space Optical Systems
Interferometer Calibration using the Random Ball Test
Optical Engineering
Alignment techniques for complex optical systems
Lightweight mirror system using glass membrane with active rigid support