# Measurement of rotation speed based on double-beam self-mixing speckle interference

> Research article (Optics Letters, 2018) · cited 43× · AI/ML

**Wikidata**: [openalex:W2793227776](https://www.wikidata.org/wiki/openalex:W2793227776)  
**Source**: https://4ort.xyz/entity/measurement-of-rotation-speed-based-on-double-beam-self-mixing-speckle-interference