Kowa | Welcome to Kowa American corp. Kowa,Retinal Cameras,Slit Lamps,Tonometry,Machine Vision,Factory Automation Lenses,Four Thirds Lenses,Scopes,Binocular,Lenses,Digiscoping,PROMINAR,CCTV,cinematography,medical,eye care,ophthalmology Kowa American Corporation produces a wide range of products designed to enhance the visual experience and provide vision solutions and diagnostics for all users.