# filar micrometer

> specialized eyepiece

**Wikidata**: [Q931304](https://www.wikidata.org/wiki/Q931304)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Filar_micrometer)  
**Source**: https://4ort.xyz/entity/filar-micrometer


## References

1. Nuovo soggettario
2. Freebase Data Dumps. 2013