Dating carl zeiss microscopes
It was Abbe who would become Zeiss partner and help launch the name Zeiss into the stratosphere of optics.
Many of those who would become the most successful minds in optics were taught at the University at Jena, and then employed at the Zeiss Works.
However, these objectives were the first lenses ever made that were designed based on sound optical theory considering the laws of physics.
Abbe laid out the framework of what would become the modern computational optics development approach.