The Haag-Streit Group, headquartered in Koeniz near Bern, is an internationally operating Swiss medical device company in the field of eye care. The group develops, manufactures and globally distributes cutting-edge solutions and medical devices including slit lamps, tonometers, chairs and stands for the refractive workplace, as well as biometers, perimeters, surgical microscopes and further accessories. The Haag-Streit Group also offers virtual reality-based solutions and simulators for medical education.