# Pierre-Louis Guinand

> Pierre-Louis Guinand (1748–1824) was a Swiss lens maker. who in the late 1700s came up with a breakthrough for making better quality and larger glass, and in time went on to teach a young Fraunhofer at Joseph von Utzschneider's (1763-1840) glassworks, and eventually started his own optical glass works. Guinand would supply glass for the Paris Observatory telescopes and also Cauchoix. He was a pioneer in the manufacture of optical glass for microscopes, telescopes, glasses and other optical instruments.

*Swiss lens maker (1748-1824)*

**Canonical URL:** https://fame.am/person/pierre-louis-guinand

## Identity
- **Profile type:** Scientist ([Wikidata](https://www.wikidata.org/entity/Q39631))
- **Category:** Scientists
- **Country:** Switzerland
- **Born:** 1748-04-20
- **Died:** 1824-02-13
- **Status:** deceased
- **Gender:** male

## Bio

Imported from discovery source: wikidata-dump

## Fame
- **Popularity score:** 40.6 / 100
- **Momentum:** 13.0 / 100  (trend: RISING)
- **Historical depth:** 5.7 / 100
- **Now attention:** 0.0 / 100
- **Source confidence:** 35.0 / 100
- **Profile completeness:** 70.0 / 100

## Sources
- [Pierre-Louis Guinand](https://es.wikipedia.org/wiki/Pierre-Louis_Guinand)
- [Pierre-Louis Guinand](https://de.wikipedia.org/wiki/Pierre-Louis_Guinand)
- [Pierre-Louis Guinand](https://en.wikipedia.org/wiki/Pierre-Louis_Guinand)
- [Pierre-Louis Guinand](https://nl.wikipedia.org/wiki/Pierre-Louis_Guinand)
- [Pierre-Louis Guinand](https://fr.wikipedia.org/wiki/Pierre-Louis_Guinand)
- [Pierre-Louis Guinand](https://hu.wikipedia.org/wiki/Pierre-Louis_Guinand)
- [Wikidata](https://www.wikidata.org/wiki/Q2797540)

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