Tool for clipping spectacle lenses made of polycarbonate on a standard grinding machineThis grinding wheel, which can be fitted on a conventional machine for grinding ophthalmic glasses, characterized in that it comprises a body 1 made of metal, comprising in its periphery a groove 2 of v-shaped...
Impact lenses with a magnetic base will magnetically mount directly to your digital camera or camcorder. 30mm .45x Wide Angle with Macro (IMDVSWA4530M) ... 49.95 37mm .38x Super-Wide-Converter Lens (IMDVPSWA3837)... 69.95 37mm .45x Wide Angle Converter Lens (IMDVSWA45374)... 49.95 37m...
Jean-Pierre M. F. LangloisMichel J. M. LecerfUSUS4978254 * 1989年7月31日 1990年12月18日 Briot International Tool for machining and bevelling polycarbonate ophthalmic glasses lenses using a standard grinding machineUS4978254 * Jul 31, 1989 Dec 18, 1990 Briot International Tool for machining ...
Tool for machining and bevelling polycarbonate ophthalmic glasses lenses using a standard grinding machineA machining and bevelling tool, which is adaptable to a standard grinding machine for ophthalmic glasses, includes a metal body (1) having in its periphery a V shaped groove (2) and at ...
Automated Application Of Silicone Glass Like Coatings For Polycarbonate Headlamps Lensesdoi:SME FC910386硅硬涂层和塑料前照灯透镜最早是在20世纪70年代末开发的,这是因为汽车设计越来越趋向于减轻重量,以及对设计灵活性的渴望.通用电气的LEXAN聚碳酸酯涂有通用电气的高级底漆和硅硬涂层组合,是玻璃汽车前照灯的完美...