An upconversion confocal microscope was developed and studied using rare-earth-doped glass sample powder. The process was highly efficient with upconversion efficiency of 2% with the pumping wavelength at 1550 nm and ensured high lateral resolution.
© 2007 OSA
(170.0170) Medical optics and biotechnology : Medical optics and biotechnology
(170.1790) Medical optics and biotechnology : Confocal microscopy
(190.0190) Nonlinear optics : Nonlinear optics
(190.7220) Nonlinear optics : Upconversion
D. Kim, J. U. Kang, R. W. Waynant, and I. K. Ilev, "Upconversion Fiber-Optic Confocal Microscopy Using a Near-Infrared Light Source," in Conference on Lasers and Electro-Optics/Quantum Electronics and Laser Science Conference and Photonic Applications Systems Technologies, OSA Technical Digest Series (CD) (Optical Society of America, 2007), paper CTuF6.
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