Development of a Multiwavelength Visible-Range-Supported Opto⁻Ultrasound Instrument Using a Light-Emitting Diode and Ultrasound Transducer von Choi, Hojong, Yeom, Jung-Yeol, Ryu, Jae-Myung

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A Macro Lens-Based Optical System Design for Phototherapeutic Instrumentation von Choi, Hojong, Choe, Se-Woon, Ryu, Jae-Myung

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Development of a Double-Gauss Lens Based Setup for Optoacoustic Applications von Choi, Hojong, Ryu, Jae-Myung, Yeom, Jung-Yeol

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A Novel Focal Length Measurement Method for Center-Obstructed Omni-Directional Reflective Optical Systems von Choi, Hojong, Jo, Joo-Youn, Ryu, Jae-Myung

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Computation of Analytical Zoom Locus Using Padé Approximation von Kim, Kang Min, Choe, Sun-Ho, Ryu, Jae-Myung, Choi, Hojong

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A novel therapeutic instrument using an ultrasound-light-emitting diode with an adjustable telephoto lens for suppression of tumor cell proliferation von Choi, Hojong, Ryu, Jae-Myung, Choe, Se-woon

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Focus-Adjustable Head Mounted Display with Off-Axis System von Seo, So Hyun, Ryu, Jae Myung, Choi, Hojong

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Tolerance Analysis of Focus-adjustable Head-mounted Displays von Hojong Choi, Jae Myung Ryu, Jin Ha Kim

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Optical design of reflecting omnidirectional zoom optical system with peripheral half-field of view from 110° to 72° for day and night surveillance von Ju, Yun Jae, Jo, Jae Heung, Ryu, Jae Myung

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Tolerance Analysis and Compensation Method Using Zernike Polynomial Coefficients of Omni-directional and Fisheye Varifocal Lens von Jin Woo Kim, Jae Myung Ryu, Young-Joo Kim

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Unified Analytic Calculation Method for Zoom Loci of Zoom Lens Systems with a Finite Object Distance von Jae Myung Ryu, Jeong Hyo Oh, Jae Heung Jo

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Optical Design and Fabrication of a Large Telephoto Zoom Lens with Fixed f/2.8 and Light Autofocus Lens von Jae Myung Ryu, Geon Mo Gang, Hyuck Ki Lee, Ki Woo Lee, Min Heu, Jae Heung Jo

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Evaluation of a Corrected Cam for an Interchangeable Lens with a Distance Window von Jin Woo Kim, Jae Myung Ryu, Jae Heung Jo, Young-Joo Kim

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Tolerance Analysis of Focus-adjustable Head-mounted Displays von Choi, Hojong, Ryu, Jae Myung, Kim, Jin Ha

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LENS OPTICAL SYSTEM von RYU, Jae Myung, WON, Yong Hee

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LENS OPTICAL SYSTEM von RYU, Jae Myung, WON, Yong Hee

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Telephoto zoom lens system and photographing apparatus having the same von Ryu, Jae-myung

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Lens optical system von RYU, JAE MYUNG

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OPTICAL IMAGING SYSTEM von LIM, Tae Yeon, RYU, Jae Myung, JO, Yong Joo, JUNG, Phil Ho

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OPTICAL IMAGING SYSTEM von LIM, Tae Yeon, RYU, Jae Myung, JO, Yong Joo, JUNG, Phil Ho

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