Fig. 16. Protective welding goggles or welding face shield devices against optical radiation hazards, such as gas welding, cutting, and torch brazing. A. ANSI Z87.1 recommended cup goggle with direct ventilation. B. ANSI Z87.1 recommended cup goggle with indirect ventilation. C. ANSI Z87.1 recommended spectacle with temple headband (left) and equivalent Uvex Spoggle (right). D. ANSI Z87.1 recommended cover welding goggle (left) and equivalent Uvex Ultraguard 9400 5.0 (right, black goggles). (ANSI types from American Society for Safety Engineers. American National Safety Standard Practice for Occupational and Educational Eye and Face Protection. Des Plaines, IL: American Society for Safety Engineers, 1998. C and D courtesy of Uvex Safety, Smithfield, RI. From Blais BR. Basics of industrial ophthalmology. Ophthalmol Clin North Am 13:308–343, 2000.)