Chemical preparations and materials for film, photography and printing, namely, an antireflection coating spray for application to a dental workpiece surface to be scanned; Chemicals for use in industry and science, namely, an antireflection coating spray for application to a dental workpiece surface to be scanned; Anti-glare spray for 3D scanning of dental workpieces; Chemical substances, chemical materials and chemical preparations, and natural elements, namely, an antireflection coating sp...