2021
DOI: 10.3788/lop202158.0810024
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Robust High-Precision Phase Solution Method Based on Two-Step Phase-Shifting Method with Arbitrary Step Length

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“…The operating principle is as follows: firstly, the two-step phase-shifting interference fringe patterns are obtained by building the interference test optical path. Then, the phase calculation of interference fringes is performed by a two-step phase-shifting algorithm [24][25][26].…”
Section: Phase Retrieval Based On the Two-step Phase-shifting Algorithmmentioning
confidence: 99%
“…The operating principle is as follows: firstly, the two-step phase-shifting interference fringe patterns are obtained by building the interference test optical path. Then, the phase calculation of interference fringes is performed by a two-step phase-shifting algorithm [24][25][26].…”
Section: Phase Retrieval Based On the Two-step Phase-shifting Algorithmmentioning
confidence: 99%