Direct Down-sampled Full-field Coherence Scanning Interferometry Using a Femtosecond Laser

Liheng Shi; Jinxu Zhang; Guanhao Wu

doi:10.1364/cleo_at.2023.aw4k.7

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JOURNAL ARTICLE

Direct Down-sampled Full-field Coherence Scanning Interferometry Using a Femtosecond Laser

Liheng Shi Jinxu Zhang Guanhao Wu

Year: 2023 Vol: 7 Pages: AW4K.7-AW4K.7

DOI: 10.1364/cleo_at.2023.aw4k.7

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Abstract

A down-sampled coherence scanning interferometer is realized by using a repetition frequency scanning femtosecond laser. With the fast stepwise scanning mechanism, it can realize full-field three-dimensional measurement with high signal-to-noise ratio in a few frames.

Keywords:

Interferometry Optics Coherence (philosophical gambling strategy) Femtosecond Laser scanning Laser Coherence length Materials science Physics

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Optical Coherence Tomography Applications

Physical Sciences → Engineering → Biomedical Engineering

Advanced Fiber Laser Technologies

Physical Sciences → Physics and Astronomy → Atomic and Molecular Physics, and Optics

Integrated Circuits and Semiconductor Failure Analysis

Physical Sciences → Engineering → Electrical and Electronic Engineering

Direct Down-sampled Full-field Coherence Scanning Interferometry Using a Femtosecond Laser

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