ZEISS (also known as Carl Zeiss) is a company that operates in the fields of optics and optoelectronics. It develops and distributes products for industrial metrology and quality assurance, microscopy solutions for life sciences and materials research, and medical technology solutions for diagnostics and treatment in ophthalmology and microsurgery. The company produces eyeglass lenses, camera lenses, binoculars, lithography optic systems, etc.