Ultrabroadband LPGs are generated in bended PCF by using constant-period grooved plate. Spectral fringes are observed, which can be eliminated by using proper LPG configurations. LPG with rejection bandwidth of 250 nm has been obtained.
© 2008 Optical Society of America
H. Chen, K. Lin, J. Lin, and W. Hsieh, "Mechanically Induced Ultra-Broadband Chirped Long-Period Gratings in Photonic Crystal Fiber by a Constant-Period Grooved Metallic Plate," in Advanced Solid-State Photonics, OSA Technical Digest Series (CD) (Optical Society of America, 2008), paper MC48.
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