Finished projects
All Optics Research Group projects.
Computational imaging for pattern detection and machine vision
Multichannel computational camera for AutoID applications ...
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Computational imaging for pattern detection and machine visionInfluence of the mechanical Environment on Optical Fiber based Sensor
Understanding possible limitation of some fiber optic sensor technologies ...
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Influence of the mechanical Environment on Optical Fiber based SensorSuperresolution imaging with focused radially polarized beam
Focused radially polarized beam is used to image non-fluorescent specimens to enhance the spatial resolution of conventional confocal microscopes. ...
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Superresolution imaging with focused radially polarized beamADOPSYS - Saddle point method for designing optical systems
We evaluate the effectiveness of saddle point method for the design of optical systems. ...
project
ADOPSYS - Saddle point method for designing optical systemsSpectr@phone
Development of a hand-held multi-functional multispectral imaging device ...
project - Development of a hand-held multi-functional multispectral imaging device
Spectr@phoneLiquid Lens Lab
Can we create a tunable asphere with a liquid lens? ...
project - Can we create a tunable asphere with a liquid lens?
Liquid Lens LabWavefront coding in barcode imaging system
For simplicity, it is often assumed that the imaging system consists of a single thin lens. In the case of the barcode reader, the imaging system consists of several thick lenses and ...
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Wavefront coding in barcode imaging systemPhase Retrieval
The phase of a field is often more important than the amplitude. This is in particular true for focusing of light. To improve the quality of imaging it is often desirable to consider ...
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Phase RetrievalElectromagnetic modeling of SLM
The spatial light modulator (SLM), especially liquid crystal on silicon (LCoS) type has multiple applications in optical systems, such as beam steering, beam shaping or computational holography. At the same time, there ...
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Electromagnetic modeling of SLMCharacterization of nanostructures using optical far field techniques
Determination of side wall angle of nanostructures ...
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Characterization of nanostructures using optical far field techniquesOptimization for complex optical system
Aberration retrieval and spatial coherence property measurement for imaging system ...
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Optimization for complex optical systemFast 3D imaging of defects in semiconductor devices
During the manufacture of semiconductor devices such as Mosfetts it is essential to inspect the device for cracks and other damage. It is required to obtain 3D images at NIR wavelength for ...
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Fast 3D imaging of defects in semiconductor devicesNew methods and applications of Ptychography
Ptychography is a scanning Coherent Diffraction Imaging (CDI) method for reconstructing a complex valued object function from intensity measurements recorded in the Fraunhofer or Fresnel diffraction region. The technique provides a solution ...
project
New methods and applications of PtychographyCFS for reconstruction of printed nanostructures
Coherent Fourier Scatterometry (CFS) involves a coherent source which is focused on the sample (in this project 1D silicon grating). After interacting with a sample, the reflected intensity in the pupil plane ...
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CFS for reconstruction of printed nanostructuresApplication of hyperbolic meta-materials
What is the ideal optical material for imaging? ...
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Application of hyperbolic meta-materials