A frequency-swept electro-optic comb with balanced cross-correlation yields optical ranging with 2 MHz refresh, 5 nm precision after 0.3 s averaging, and a theoretically unlimited unambiguous range.
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Rapid and precise distance measurement using balanced cross-correlation of a single frequency-modulated electro-optic comb
A frequency-swept electro-optic comb with balanced cross-correlation yields optical ranging with 2 MHz refresh, 5 nm precision after 0.3 s averaging, and a theoretically unlimited unambiguous range.