![](https://coimages.sciencemuseumgroup.org.uk/387/250/large_thumbnail_smg00085995.jpg)
Essel
- occupation:
- Manufacturer
- Nationality:
- French
1849 - Founded as a workers’ co-operative. 1959 - Essel creates the Varilux® progressive lens.
1972 - Essel megese with Silor and Essilor is formed.
1849 - Founded as a workers’ co-operative. 1959 - Essel creates the Varilux® progressive lens.
1972 - Essel megese with Silor and Essilor is formed.