Abstract: Provided herein is an eyeglasses frame, wherein one optical frame which can fix a lens and has two fixed segments is provided, one connecting segment of an eyeglasses leg is provided on the optical frame adjacent to each fixed segment, respectively, one end of the eyeglasses leg extends from a frame side to another end of the eyeglasses legs far away from the frame, the eyeglasses leg is fixed on the connecting segment, can be inverted, extends by being basically parallel to the optical frame at a first end and extends backwards from the optical frame at a second frame. Also provided herein is and optical frame used in the eyeglasses frame and a mounting method for the eyeglasses frame and eyeglasses.