# 4D surface shape measurement system with high spectral resolution and great depth accuracy

> Research article (Optics Express, 2021) · cited 16× · AI/ML

**Wikidata**: [openalex:W3149464097](https://www.wikidata.org/wiki/openalex:W3149464097)  
**Source**: https://4ort.xyz/entity/4d-surface-shape-measurement-system-with-high-spectral-resolution-and-great-depth-accuracy