# Spatial phase-shift dual-beam speckle interferometry

> Research article (Applied Optics, 2018) · cited 10× · AI/ML

**Wikidata**: [openalex:W2783651106](https://www.wikidata.org/wiki/openalex:W2783651106)  
**Source**: https://4ort.xyz/entity/spatial-phase-shift-dual-beam-speckle-interferometry