... optical system design, wide angle, high definition4. Sapphire window for lens, never abrasion, with direction index,5. Really autoclave6. ... for STORZ, WOLF, STRYKER CODENAMESPECREMARKJ042-1LARYNGOSCOPEΦ10 X176mm700J043-1LARYNGOSCOPEΦ8 X176mm700J044LARYNGOSCOPEΦ6 X176mm700J009LARYNGOSCOPEΦ10 X176mm900J011LARYNGOSCOPEΦ8 X176mm900J045LARYNGOSCOPEΦ10X176mm1100J046LARYNGOSCOPEΦ8 X176mm1100 Laryngoscope