San Nishimura Glasses

Because the scrib is curved, it is ideal for drawing lines on lens surfaces.
Soft type. Transparent.
[How to use]
Place the protrusion of part A against the groove of the frame and measure the size and frame PD.
Place the center line of section C against the center of the nose and measure the pseudopupillary distance separately for R and L.
The hole in section D is used for reproducing the markings on progressive multifocal lenses.
E and F are used for measuring eye point.
For section G, line B is superimposed on the temple, and the tilt angle of the frame is measured using line G.