# Remote surface motion measurements using defocused speckle imaging

> Research article (Optics and Lasers in Engineering, 2020) · cited 12× · AI/ML

**Wikidata**: [openalex:W3012096897](https://www.wikidata.org/wiki/openalex:W3012096897)  
**Source**: https://4ort.xyz/entity/remote-surface-motion-measurements-using-defocused-speckle-imaging