Optical Variable Ink
It is applied in strictest and most difficult antiforgery in currency and securities by many countries and in packing anti-forge - details see: https://www.packinghere.com/optical-variable-ink-10039850
Type: Solvent Based Ink | Printing Type: Screen Printing | Place of Origin: Guangdong China (Mainland) |
It is applied in strictest and most difficult antiforgery in currency and securities by many countries and in packing anti-forgery by some famous manufacturers.