Dr. Junoh Choi Profile

Dr. Junoh Choi

at Sandia National Labs

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Author

Publications (3)

Proceedings Article | 9 March 2013 Paper

Practical implementation of broadband diffractive optical elements

Junoh Choi, Alvaro Cruz-Cabrera, Anthony Tanbakuchi

Proceedings Volume 8612, 86120G (2013) https://doi.org/10.1117/12.2013204

KEYWORDS: Diffractive optical elements, Diffraction, Calcium, Silica, Surface roughness, Etching, Computer generated holography, Point spread functions, Manufacturing, Wavefronts

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SPIE Journal Paper | 27 February 2012

Iris imaging system with adaptive optical elements

Junoh Choi, Kevin Dixon, David Wick, Brett Bagwell, Grant Soehnel, Brian Clark

JEI, Vol. 21, Issue 1, 013004, (February 2012) https://doi.org/10.1117/12.10.1117/1.JEI.21.1.013004

KEYWORDS: Iris recognition, Imaging systems, Optical components, Image quality, Mirrors, Eye, Image resolution, Detection and tracking algorithms, Optical design, Image quality standards

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Proceedings Article | 5 May 2009 Paper

Optical requirements with turbulence correction for long-range biometrics

Junoh Choi, Grant Soehnel, Brett Bagwell, Kevin Dixon, David Wick

Proceedings Volume 7306, 730622 (2009) https://doi.org/10.1117/12.828558

KEYWORDS: Iris recognition, Iris, Turbulence, Imaging systems, Diffraction, Point spread functions, Wavefronts, Image quality, Image resolution, Atmospheric propagation

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