# Canon EF 400mm lens

> Canon SLR EF mount prime lens

**Wikidata**: [Q3880567](https://www.wikidata.org/wiki/Q3880567)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Canon_EF_400mm_lens)  
**Source**: https://4ort.xyz/entity/canon-ef-400mm-lens


## References

1. Freebase Data Dumps. 2013