optical variable inks meaning in English
光学可变防伪油墨
Examples
- The most visible security feature is the triangle printed with optical variable ink beside the chip of the smart id card
当中最显眼的是在晶片边旁以光学变色油墨印制的三角形。 - Denomination numeral in optical variable ink the colour of the denomination numeral shifts between gold and green when the banknote is viewed at different angles
变色反光油墨印刷银码从不同角度斜看钞票时，钞票银码呈金绿两色相互交替