Frey S.J., branded as FREY, is a Polish manufacturer of innovative ophthalmic and optometric diagnostic devices. Founded in Warsaw, Poland, 2005 by brothers Wojciech and Jacek Frey, both leading electronic engineers. FREY strategic focus is to design cutting edge, high performing diagnostics devices in a modern and compact package, providing highly accurate diagnostics and device reliability, durability, and be accessible to eye care professionals worldwide.