Yun-Sik Yang
Yun-Sik Yang, Korean ophthalmologist, educator. Achievements include patents for three dimensional real time image apparatus of ocular retina (Japan patent No.3686589, 2005, 06, 10); patents pending for indirect ophthalmoscope with upright image (PCT/KR2007/002922); development of indirect ophthalmoscope with upright image from 2004-2007.
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