The Conference on Lasers and Electro-Optics (CLEO) and the International Quantum Electronics Conference (IQEC) are two of the most highly regarded programs in the lasers, electro-optics and nanophotonics fields.
Science, Physics, Conferences - The Megagauss Institute. US sponsor of the Megagauss Conferences on high magnetic field science and applications - Information on Megagauss.