Berger’s Binocular loupe with angled lens for near work 1900


Binocular loupe for near work with angled lenses

At the beginning of the 20th century eye exams were done with loupes using a strong source of light. In 1900 Dr. Em. Berger commissioned Koch in Stuttgart to make a binocular loupe.

Berger’s loupe with a head  band can be fit with lenses of 10 , 13 or 20 diopters.