Mr. Daniel M. Topa Profile

Daniel M. Topa

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Publications (8)

Proceedings Article | 14 October 2004 Paper

Measurement of lens focal length using multicurvature analysis of Shack-Hartmann wavefront data

Daniel Neal, R. James Copland, David Neal, Daniel Topa, Phillip Riera

Proceedings Volume 5523, (2004) https://doi.org/10.1117/12.561772

KEYWORDS: Wavefront sensors, Wavefronts, Distance measurement, Collimation, Error analysis, Sensors, Monochromatic aberrations, Charge-coupled devices, Manufacturing, Optical testing

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Proceedings Article | 24 November 2002 Paper

Results on local wavefront reconstruction as a technique to remove macroscopic shape

Daniel Topa, James Gruetzner

Proceedings Volume 4794, (2002) https://doi.org/10.1117/12.453588

KEYWORDS: Wavefronts, Wavefront sensors, Reconstruction algorithms, Wavefront reconstruction, Sensors, Semiconducting wafers, Matrices, Wafer testing, Charge-coupled devices, Data processing

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Proceedings Article | 4 November 2002 Paper

High-speed noninterferometric nanotopographic characterization of Si wafer surfaces

Thomas Raymond, Daniel Neal, Daniel Topa, Tony Schmitz

Proceedings Volume 4809, (2002) https://doi.org/10.1117/12.450990

KEYWORDS: Semiconducting wafers, Silicon, Polishing, Sensors, Wafer-level optics, Surface finishing, Wavefronts, Interferometers, Interferometry, Manufacturing

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Proceedings Article | 4 September 2002 Paper

Optimized methods for focal spot location using center-of-mass algorithms

Daniel Topa

Proceedings Volume 4769, (2002) https://doi.org/10.1117/12.481180

KEYWORDS: Wavefronts, Wavefront sensors, Silicon, Staring arrays, Charge-coupled devices, Error analysis, Mathematics, Wave propagation, Cameras, Micro optics

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Proceedings Article | 4 September 2002 Paper

Efficient computation with special functions like the circle polynomials of Zernike

Philip Riera, Geoffrey Pankretz, Daniel Topa

Proceedings Volume 4769, (2002) https://doi.org/10.1117/12.481181

KEYWORDS: Zernike polynomials, Wavefronts, C++, Matrix multiplication, Matrices, Mathematics, Optical analysis, Computer programming, Wavefront sensors, Spherical lenses

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Proceedings Article | 4 September 2002 Paper

Wavefront reconstruction for the Shack-Hartmann wavefront sensor

Daniel Topa

Proceedings Volume 4769, (2002) https://doi.org/10.1117/12.481179

KEYWORDS: Wavefronts, Wavefront sensors, Sensors, Charge-coupled devices, Wavefront reconstruction, Staring arrays, Reconstruction algorithms, Optical analysis, Data analysis, Zernike polynomials

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Proceedings Article | 2 November 2001 Paper

Local wavefront reconstruction

Daniel Topa, James Gruetzner

Proceedings Volume 4476, (2001) https://doi.org/10.1117/12.447276

KEYWORDS: Wavefronts, Wavefront sensors, Wavefront reconstruction, Reconstruction algorithms, Sensors, Semiconducting wafers, Matrices, Wafer testing, Charge-coupled devices, Data processing

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Proceedings Article | 7 June 2001 Paper

Effect of lenslet resolution on the accuracy of ocular wavefront measurements

Daniel Neal, Daniel Topa, James Copland

Proceedings Volume 4245, (2001) https://doi.org/10.1117/12.429285

KEYWORDS: Wavefronts, Eye, Wavefront sensors, Zernike polynomials, Optical spheres, Optical resolution, Adaptive optics, Deformable mirrors, Sensors, Charge-coupled devices

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Showing 5 of 8 publications

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