Optical glasses; optical lenses; lenses for cameras; lenses for photographic apparatus; lenses for astrophotography; lenses for telescopes; eyeglass lenses; lenses for projectors; lenses for surveillance cameras; optical lenses made of glass-ceramics; filters and protective covers for optical lenses; filters and protective covers for interchangeable optical lenses; filters and protective covers for lenses of cameras; filters and protective covers for lenses of projectors; protective covers fo...

CHEMICALS, NAMELY, ULTRA-FINE, SUB-MICRON AND NANOMETER, DIAMETER CERAMIC FIBERS AND DERIVED SLURRIES CAPABLE OF BEING FORMED INTO FINISHED PRODUCTS WITH IMPROVED PHYSICAL AND/OR CHEMICAL PROPERTIES, FOR USE IN THE MANUFACTURE OF FILTERS, INCLUDING STRENGTHENED PLASTIC, METAL AND CERAMIC COMPOSITES, MEDICAL IMPLANT COMPOSITES, AS AN ADDITIVE IN THE PRODUCTION OF FILTERS AND CARTRIDGES THAT WOULD FILTER SUB-MICRON PARTICLES IN MICROELECTRONICS MANUFACTURE, AS A FILTER FOR REMOVING BACTERIA AND...

Dental composite materials

Grease for use in industrial applications to lubricate wear areas like metal on metal