Carl Zeiss Meditec AG is a multinational medical technology company and subsidiary of Carl Zeiss AG. It manufactures tools for eye examinations and medical lasers as well as solutions for neurosurgery, dentistry, gynecology and oncology. Among its products are the most common tools used by ophthalmologists and optometrists. In October 2018, Carl Zeiss Meditec won FDA premarket approval for its ReLEx Smile laser system. Also in October 2018, Carl Zeiss Meditec announced the acquisition of Reno, Nevada-based IanTech for an undisclosed sum.