Pil-Jae Maeng

Secondary Optical System Design for Omnidirectional LED Bulb

Jong-Tae Kim, Jae-Hyeon Jang, Soon-Hwa Yun, 2015 .

Optical Illumination System Design for LED Masthead Navigation Light

Jong-Tae Kim, Young-Moon Yu, Jae-Hyeon Jang, 2014 .