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Method I: Sandblast(etch) | A selected surface area is roughened by high pressure and speed stream into frost effect, the imprint is permanent. | ||||||
Method II: Laser engraving inside | First make 2D or 3D file for engraving, second the laser machine would produce pulse in short time, and make a broke inside of crystal/glass, form a tiny white dot. And many white dots to draw the 2D or 3D image inside of crystal/glass. | ||||||
Method III: UV print | The logo or picture of text would be printed by a film on the surface. It is suitable for colorful content, and lasting without acid or chemical liquid touching. |
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