Bevel polishing
It is added with bevel polishing function and more accurate bevel grinding.

Follow-up pressure 
It can increase the pressure automatically through the control of procedure during the start of the grinding which can ensure that no harm to the lens.

Automatic emendation procedure
Automatic emendation of the lens size, initial zero Proofreading during the start of grinding, obvious improvement of precision.

Wheel Configuration
Standard configuration of four wheels（Resin coarse grinding wheel/ Glass coarse grinding wheel, V-flat edge / sharp edges fine grinding wheel, flat resin edge / sharp edges polished wheels