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Optics Express|December 10, 2008
High order diffraction grating using v-shaped groove with refractive and reflective surfacesDo-Kyun Woo, Kazuhiro Hane, Sun-Kyu LeeOptics Express|October 14, 2010
Design and fabrication of a fingerprint imager with compact LED illumination and compact imaging opticsJae Young Joo, Do-Kyun Woo, Soon Sub Park, et al.Pageof 1