Andrew M. Weiner, Editor-in-Chief
Andrew Weiner, Editor-in-Chief
X-ray phase contrast observation of solidification and hot crack propagation in laser spot welding of aluminum alloy
Masanori Miyagi, Yousuke Kawahito, Hongze Wang, Hiroshi Kawakami, Takahisa Shoubu, and Masahiro Tsukamoto
Opt. Express 26(18), 22626-22636 (2018) View:
Fabrication of a high-quality axicon by femtosecond laser ablation and CO2 laser polishing for quasi-Bessel beam generation
Simon Schwarz, Stefan Rung, Cemal Esen, and Ralf Hellmann
Opt. Express 26(18), 23287-23294 (2018) View:
Hybrid micro-optical elements by laser-based fabrication of Fresnel lenses on the end face of gradient index lenses
T. Fricke-Begemann and J. Ihlemann
Opt. Express 26(18), 23751-23759 (2018) View:
This visualization shows video imaging of experimental results from an LED array.
See G. Kim and R. Menon, Fig. 2 for details.