摘要

In this paper, a multiwavelength erbium-doped fiber laser based on a microstructure fiber Bragg grating (FBG) is proposed and demonstrated. The fiber Bragg grating is fabricated in a large-air-hole inicrostructure optical fiber using the phase-mask method. The laser based on this novel grating can be designed to achieve a three-wavelength output at room temperature. The losing wavelengths of the channels art, 1557.84, 1555.07, and 1552.70 nm, respectively, and the wavelength separation is about 2 nm.

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