Spectacles correction glass lens - has ground stage along at least one part of its edges

摘要

The spectacles correction glass has a ground stage at least along a part (2,4) of its edge, which forms a suitable surface for location on a frame section of a spectacles frame. Along the part of the edge provided with the stage notches are provided. Through the grinding of the stage (5) a step (6) remains, which forms a locating surface (7) for fitment on a frame section of the spectacles frame. The stage in connection to the locating surface forms a vertical further surface (8) for location on the frame section. USE/ADVANTAGE - A spectacles correction glass which is exchangeable.