Study on the Optical Properties Change according to the LED Illumination Collimator Lens Design Parameters (LED 조명용 Collimator Lens 설계변수에 따른 광학적 특성 변화에 관한 연구)
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- Journal of the Korean Institute of Illuminating and Electrical Installation Engineers
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- v.30 no.3
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- pp.21-29
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- 2016