# dioptre

> unit of optical power

**Wikidata**: [Q193933](https://www.wikidata.org/wiki/Q193933)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Dioptre)  
**Source**: https://4ort.xyz/entity/dioptre


## References

1. Freebase Data Dumps. 2013
2. Quora
3. [Source](https://www.aao.org/young-ophthalmologists/yo-info/article/optics-101)
4. [OpenAlex](https://docs.openalex.org/download-snapshot/snapshot-data-format)