Fig. 1. Path of the wave defect and statistics of the wave defect

Fig. 2. Scribing pressure and wave defect

Fig. 3. Image of mirror radius

Fig. 4. Contrast of wave defect and glass strength

Fig. 5. Defects mapping

Fig. 6. Hackle mark and broken point

Fig. 7. Rib Mark miss

Fig. 8. New scribing lines

Fig. 9. The relationship between Pick up direction and Broken

Fig. 10. Pick up force analysis