1Experimental Study on Leakage Failure of LED Caused by Metal MigrationWEN Bo, LIN Yuanbin, QIN KuaiSpecial Study1-62Analysis of Optical Efficiency of Reflective LED LampsFAN Min, TANG Shuming, HUANG Limin, CAI JiayuSpecial Study7-133Analysis of the Influence of Position Deviation of Inverse Cassegrain Lighting System on Spot QualityLI Wenlong, SONG Guanghui, LI Minghua, LIU Haitao, LIU Xinhua, WANG YinheSpecial Study14-174Design of a Timer Bulb Based on SC8P1710C MCUWANG Huanliang, WANG Jibo, YU BinExperience Exchange18-215Driver Design of OLED Display Button MatrixKONG Juntao, ZHU Biao, XU Yefei, CHEN Jin, ZHU XiangbingExperience Exchange22-266The Influence of Lighting Environment on Adolescent VisionXU Haihui, JIA Hang, CUI ManExperience Exchange27-297Comparative Analysis on Standard Aiming Methods of Front Fog LampsWANG Hao, LIU YuezhanStandard & Testing30-328Research on Glare Detection Method of Overpass Guardrail LightLIU SuolongStandard & Testing33-36