PURPOSE: To prevent the eyes' fatigue by mounting nose pad pieces movably vertically, and providing turning mechanisms to respective right and left frame legs thereby making the spectacle frame movable vertically through simple operation and also making and angle thereof changeable.
CONSTITUTION: To use a spectacle frame in an ordinary state by using lens parts 4 for far vision, the user extends frame legs 12 straightforward with respect to supporting bodies 13, lifts a sliding frame 9 upward by pinching the operating part 8 of the frame 9 and a central connecting piece 3 with the two fingers and uses the spectacle frame by locating nose pads 11 upward. If the user desires to use lens parts 5 for near vision, the user tilts the body A foward, lowers the piece 9 downward by expanding the part 8 of the frame 9 and the piece 3 forcibly with the two fingers and uses the frame by locating the pieces 11 downward.
JPS552404U | 1980-01-09 | |||
JPS564118A | 1981-01-17 |