A spectacle frame which has two sides each of which includes a stud connected thereto by a hinge. The spectacle frame has a magnetic element which allows the spectacle frame to be fixed on a support. This magnetic element has at least one magnet connected to at least one of the two sides of the spectacle...http://www.google.ca/patents/US6168273?utm_source=gb-gplus-sharePatent US6168273 - Apparatus for magnetic securing a spectacle frame to a support
