TY - RPRT TI - Technique of microball lens formation for efficient optical coupling. AU - Cheng-Tang Pan AU - Chi-Hui Chien AU - Chi-Chang Hsieh PY - 2004 DO - 10.1364/ao.43.005939 UR - https://pubmed.ncbi.nlm.nih.gov/15587721/ ID - 15587721 ER -