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Dr. Hyun-Ju Cho
Managing Director at Optonics Co.Ltd.
SPIE Involvement:
Author
Area of Expertise:
Optical Thin Film , LCD Display , Ion beam Sputtering , Ring Laser Gyroscope , Diffraction grating , Ion Assisted Deposition
Websites:
Company Website
Profile Summary
- 1990 MS at Kyunghee University major in Physics, Kora
- 1998 PhD at Inha University major in optics, Korea
Thesis Title : Ion Assisted deposition of Optical Thin Films
- 1997-2005 Research Engineer at Institute for Advanced Engineering
Ring Laser Gyroscope Development
Optical Thin Film by Ion Beam Sputtering
- 2006-2007 Research Engineer at Samsung Industries
Development of Optical Components for LCD & OLED display
- 2007-2022 Professor of Daeduk College, Dept. of Firearms & Optics
- 2022-Present Managing Director at Optonics Corp.
Publications (3)
Proceedings Article | 20 August 2015 Paper
Design and fabrication of multilayer dielectric gratings for spectral beam combining
Hyun-Ju Cho, Hyun-Tae Kim, Yong-Soo Lee
Proceedings Volume 9556, 955615 (2015) https://doi.org/10.1117/12.2186076
KEYWORDS: Diffraction gratings, Diffraction, Optical design, Dielectrics, Finite-difference time-domain method, Mirrors, Multilayers, Silica, Laser damage threshold, Reflectivity
Proceedings Article | 25 September 2014 Paper
Lightweight LED Fluorescent lamp using engineering poly carbonate
Hyun-Ju Cho, Jong-Phil Lee
Proceedings Volume 9190, 91900Y (2014) https://doi.org/10.1117/12.2058464
KEYWORDS: Lamps, Light emitting diodes, Diffusers, Thermal engineering, LED lighting, Carbonates, Luminous efficiency, Manufacturing, Light sources and illumination, Aluminum
Proceedings Article | 20 August 2010 Paper
Design and fabrication of super mirrors on the Zerodur substrate
Hyun-Ju Cho, Young-Zip Jeon
Proceedings Volume 7786, 778611 (2010) https://doi.org/10.1117/12.860296
KEYWORDS: Mirrors, Scattering, Annealing, Absorption, Zerodur, Transmittance, Reflectivity, Ultraviolet radiation, Surface roughness, Plasma
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