发明授权
US06301408B1 Tapered optical fiber grating devices with variable index coatings for modifying guide properties of the fundamental mode 有权
具有可变指数涂层的锥形光纤光栅装置,用于改变基本模式的引导特性

Tapered optical fiber grating devices with variable index coatings for modifying guide properties of the fundamental mode
摘要:
An optical fiber grating device including a length of optical fiber having a predetermined fundamental mode effective guide index and a longitudinally tapered region for accessing a fundamental mode of light. The tapered region has a grating with a predetermined light spectral shaping property that shapes the light spectrum of the fundamental mode. A coating surrounds the tapered region of the fiber for modifying the fundamental mode effective guide index of the fiber in order to change the spectral shaping property of the grating.
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