FIXING DEVICE OF LENS FOR FRAMELESS SPECTACLESSSSS

摘要

A fixing device of lens for frameless spectacle is provided to improve assembly and allow a user to exchange a lens by connecting two bolts to the base. A fixing device of lens for frameless spectacle includes a fixture(100), a bolt(105) and nut(106). The bolt is fixed at the nose frame connecting hinge(102) and the center of lens(103) by welding. The bolt comprises the bolt body(109) forming the screw thread(108) on the both side of the base(107). The nut comprises a nut body(111), a head(112), and a bridge(113). The combining hole(110) is formed the nut body in order to the screw nut unite with the bolt body. The bridge is cut when the lens between heads is exchange and separated into two nuts.