DON, Korea | Komachine Supplier
DON Optical products manufacturer, Vacuum coating material, Material for Lens grinding, Coating equipment accessory and more DON established in 1980 to produce & sell those special vacuum coating materials for optical field and hard coating sol to harden the plastic surfaces. Especially, in 1992, DON developed evaporation vacuum coating materials ourselves based on our own R&D technology so it b..
Exclusive Supplier
2021. 10. 13. 09:30