Blanks for use in the manufacture of lenses; Correction lenses; Corrective lenses; Eyeglass lenses; Eyeglasses having ground lenses; Frames for lenses; Interchangeable lenses; Lenses for eyeglasses; Lenses for glasses; Lenses for spectacles; Opthalmic lenses for spectacles; Plastic lenses; Spectacle lenses; Correcting lenses (optics); Lens blanks for use in optical lenses; Lens blanks for use in ophthalmic lenses; Optical lenses; Optical lenses for use with spectacles; Blanks for ophthalmic lenses; Blanks for contact lenses; Glass ophthalmic lenses for spectacles; Polycarbonate ophthalmic lenses for spectacles; Semi-finished ophthalmic lenses for spectacles; Contact lenses; Opthalmic lenses being contact lenses; Hydrophilic soft contact lenses; Coated ophthalmic lenses for spectacles