# shadowgraph

> optical method that reveals non-uniformities in transparent media

**Wikidata**: [Q2917212](https://www.wikidata.org/wiki/Q2917212)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Shadowgraph)  
**Source**: https://4ort.xyz/entity/shadowgraph


## References

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