The 3d image design is required before subsurface engraving them inside a crystal. The file formats are DXF, DWG, MAX, 3DS etc. All of them should be conveted to DXF file format before subsurface engraving. Deloon Crystal has over 1000 common 3d image designs / 3D gallery. All the images are designed by AutoCAD or 3dsMax or other softwares for 3d design. We can supply the design for you.
3D Image Design
3d laser crystal photo
3d laser crystal photo
3d laser crystal photo
3d laser crystal photo
3d laser crystal photo