# Illuminance required to detect a pavement obstacle of critical size

> Research article (Lighting Research & Technology, 2016) · cited 50× · AI/ML

**Wikidata**: [openalex:W2487800175](https://www.wikidata.org/wiki/openalex:W2487800175)  
**Source**: https://4ort.xyz/entity/illuminance-required-to-detect-a-pavement-obstacle-of-critical-size