TOPPAN Digital Launches Colour Version of Illumigram™
TOPPAN Digital Inc, a subsidiary of TOPPAN Holdings Inc, has developed a new colour version of its innovative Illumigram™ hologram. Originally available only in white, the enhanced version now presents multi-colour 3D text and images that respond to strong light sources, such as a smartphone torch.
Optical Security - April 22, 2025 midnight Read More