作者: Antonio Sanchez-Rubio , Tso Yee Fan , Han Quan Le
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摘要: A high-power external cavity laser source is described. The includes a free space cavity. At least two multimode optical gain elements are positioned in the Each element generates radiation having one of at first and second wavelength path, respectively. In another embodiment, fiber media respective paths each wavelength, An such that its focal plane substantially located it intercepts paths. dispersive partially reflecting also together form defines wavelength. operation, transmits an overlapping or coaxial beam comprising