The optical comb of the femtosecond pulse laser can determine abosulte distances without a phase ambiguity problem. By analyzing the interference spectra, the absolute distance can be measured with a rate of up to 1 kHz and a resolution of 10 nm in the measurable range of several meters.

2020년 6월 업데이트

Edited Image 2016-02-02 05-54-57
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KRISS 연구소기업

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