# Optical comparator

> a precision measurement tool that projects a magnified silhouette of a part onto a screen, allowing for accurate inspection of dimensions and shapes

**Wikidata**: [Q3447646](https://www.wikidata.org/wiki/Q3447646)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Optical_comparator)  
**Source**: https://4ort.xyz/entity/optical-comparator


## References

1. Freebase Data Dumps. 2013