The non-uniformity of the fiber Bragg grating (period and amplitude of the fiber refractive index modulation) is called a chirped fiber grating. Hoyatek Co., Ltd. uses a non-periodic phase mask to make the chirped grating.
The non-uniformity of the fiber Bragg grating (period and amplitude of the fiber refractive index modulation) is called a chirped fiber grating. Hoyatek Co., Ltd. uses a non-periodic phase mask to make the chirped grating.
Features:
wide bandwidth and
low insertion loss
Application: pump laser lock for
aerial measurement
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