Difficulty:
1. Make grooves on the surface of 3mm Glass
2, industrial control LCM and TP bonded into a all in black effect, after closing the screen can not see the VA area
Overcome:
1. The surface of Glass and grooves shall be polished, and special grinding heads and fixtures shall be made for processing.
2.Add a special film layer between the sensor and LCM to reduce the transmittance and achieve consistent visual effect and achieve consistent effect of VA and BM.
