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Improved Light Uniformity From Light-Emitting Diodes by Heterogeneous Microlenses and 3-D Printed Mold
Cheng-Han Chiang,, Su, Guo-Dung JohnVolume:
21
Language:
english
Journal:
IEEE Journal of Selected Topics in Quantum Electronics
DOI:
10.1109/jstqe.2014.2382972
Date:
July, 2015
File:
PDF, 4.71 MB
english, 2015