Narrow-line width single frequency optical fiber laser
作者： Xuesong Gao , Shuling , Chunqing Gao , Guanghui Wei
DOI:
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摘要: A novel narrow linewidth unifrequency optical fiber laser useful for generating 1550 nm wave band output consists of power supply, semiconductor pumping source, wavelength division multiplexer, composite Er 3 + doped resonant cavity, coupler, photo isolator connector. Said invention adopts central 976 pump type cavity to generate laser, wherein consisting fiber, annular mirror, coupling raster and aperture. has advantages all structure, fine character, capable being used in radar, spectral analysis.
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