This device allows: * to check the frame bending, * to rectify the alignment of both circles of the frame (flatness), * to set the symmetry of nose pads, * to check the symmetrical position of temples in open position and the cephalometric gap.
This device allows: * to check the frame bending, * to rectify the alignment of both circles of the frame (flatness), * to set the symmetry of nose pads, * to check the symmetrical position of temples in open position and the cephalometric gap.