Dr. Jong-Hyeon Chang Profile

Dr. Jong-Hyeon Chang

Senior Engineer at Samsung Electronics Co Ltd

SPIE Involvement:

Author

Area of Expertise:

microelectromechanical system , variable optics , digital microfluidics

Websites:

Company Website

Publications (5)

Proceedings Article | 13 March 2013 Paper

Optical probe design with extended depth-of-focus for optical coherence microscopy and optical coherence tomography

Seungwan Lee, Minseog Choi, Eunsung Lee, Kyu-Dong Jung, Jong-hyeon Chang, Woonbae Kim

Proceedings Volume 8616, 861604 (2013) https://doi.org/10.1117/12.2005833

KEYWORDS: Optical coherence tomography, Liquids, Liquid lenses, Optical design, Modulation transfer functions, Point spread functions, Skin cancer, Refractive index, Microscopes, Optical filters

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Proceedings Article | 19 October 2012 Paper

Four zoom lens design for 3D laparoscope by using liquid lens

Seungwan Lee, Minseog Choi, Eunsung Lee, Kyu-Dong Jung, Jong-Hyeon Chang, Woonbae Kim

Proceedings Volume 8488, 848809 (2012) https://doi.org/10.1117/12.929515

KEYWORDS: Liquids, Zoom lenses, Laparoscopy, Lens design, Liquid lenses, Diffractive optical elements, Image resolution, Modulation transfer functions, Distortion, Optical design

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Proceedings Article | 19 October 2012 Paper

Design of an optical probe compatible for multimodal imaging

Minseog Choi, Seungwan Lee, Jong-hyeon Chang, Eunsung Lee, Kyu-Dong Jung, Woonbae Kim

Proceedings Volume 8487, 84870O (2012) https://doi.org/10.1117/12.929477

KEYWORDS: Optical coherence tomography, Optical design, Iris, Multimodal imaging, Control systems, Microscopy, Point spread functions, Image resolution, Tissue optics, Beam propagation method

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Proceedings Article | 11 October 2012 Paper

Microelectrofluidic lens for variable curvature

Jong-hyeon Chang, Eunsung Lee, Kyu-Dong Jung, Seungwan Lee, Minseog Choi, Woonbae Kim

Proceedings Volume 8486, 84860X (2012) https://doi.org/10.1117/12.925852

KEYWORDS: Liquids, Liquid lenses, Electrodes, Channel projecting optics, Microfluidics, Dielectrics, Interfaces, Analog electronics, Electroactive polymers, Actuators

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Proceedings Article | 16 February 2012 Paper

Microelectrofluidic iris for variable aperture

Jong-hyeon Chang, Kyu-Dong Jung, Eunsung Lee, Minseog Choi, Seungwan Lee

Proceedings Volume 8252, 82520O (2012) https://doi.org/10.1117/12.906587

KEYWORDS: Electrodes, Iris, Microfluidics, Interfaces, Electroluminescence, Neodymium, Actuators, Dielectrics, Computer simulations, Control systems

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