# Approach for accurate calibration of RGB-D cameras using spheres

> Research article (Optics Express, 2020) · cited 23× · AI/ML

**Wikidata**: [openalex:W3035320224](https://www.wikidata.org/wiki/openalex:W3035320224)  
**Source**: https://4ort.xyz/entity/approach-for-accurate-calibration-of-rgb-d-cameras-using-spheres