# Single-shot 4-step phase-shifting multispectral fringe projection profilometry

> Research article (Optics Express, 2021) · cited 32× · AI/ML

**Wikidata**: [openalex:W3183168595](https://www.wikidata.org/wiki/openalex:W3183168595)  
**Source**: https://4ort.xyz/entity/single-shot-4-step-phase-shifting-multispectral-fringe-projection-profilometry