# ISO 80000-7: Quantities and units—Part 7: Light

> published ISO standard

**Wikidata**: [Q16989784](https://www.wikidata.org/wiki/Q16989784)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/ISO_80000-7)  
**Source**: https://4ort.xyz/entity/iso-80000-7-quantities-and-units-part-7-light


## References

1. Recommendation X.660 (07/2011): Information technology – Procedures for the operation of object identifier registration authorities: General procedures and top arcs of the international object identifier tree