# Einstein radius

> measurement of light ray bending from a gravitational lens

**Wikidata**: [Q5349805](https://www.wikidata.org/wiki/Q5349805)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Einstein_radius)  
**Source**: https://4ort.xyz/entity/einstein-radius


## References

1. Freebase Data Dumps. 2013
2. [OpenAlex](https://docs.openalex.org/download-snapshot/snapshot-data-format)