Design and Development of Nonlinear Optical Microscope System: Simple Implementation with epi-Illumination PlatformJiheun Ryu, Jayul Kim, Hyunjun Kim, Hongki Yoo and Daegab GweonMATEC Web of Conferences, 32 (2015) 04010DOI: https://doi.org/10.1051/matecconf/20153204010