"White glass" is glasses for totally blind people. The surface of the lens is pure white and maintains only light. The shape prominent forward is impressive and has a symbolic meaning. The white stick for the visually impaired does not function at the place where there is an unpleasant illegally parked bicycle in a crowd. A purpose of "white glass" is to make up for the weak point of the white stick, and deepen understanding to the visually impaired as the item which is next to the white stick more. Further they promote an advance to the society.