The core activity of Stocker Optik Solothurn is the provision of services and the manufacture of products in the field of ophthalmic optics, specifically: conducting vision tests and measuring intraocular pressure, manufacturing and selling glasses and contact lenses, advising on and selecting glasses and lenses, repairing and maintaining glasses, and selling sunglasses and binoculars. The company thus offers a comprehensive range of services and products in the field of ophthalmic optics.