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What is the eyemark?


Introduction to Eyemark

The eye mark. This unassuming reference point, often no larger than a postage stamp, has shaped the industry since the 1990s. In the packaging industry, an eyemark (also widely recognized as an “eye spot”) serves as a critical navigation tool for automated machinery.

Defined as a specialized printed marking on packaging materials, it typically appears as a small rectangular or square shape—often in black—positioned near the edge of flexible substrates like label webs, liners, or pouch materials.

This unassuming mark acts as a reference point, enabling machines to distinguish where one label or package segment ends and the next begins. Registration marks: Another common name for eyemarks.

Feature:

1. Ensuring precision and efficiency at every step, Eyemarks enables production lines to easily handle the dual challenges of material diversity and format complexity.

2. Eyemark ensures seamless overprint of different color patterns, ultimately resulting in a packaging appearance with rich colors and crisp details. Precisely guiding the cutting and sealing positions to prevent material misalignment from leading to package seal failure or compromised shelf display.

3. On form-fill-seal (FFS) machines, the eyemark plays an even more crucial role. As the continuous web of material moves at high speed, it captures marking signals in real time, directing the machine to perform the folding, filling, sealing, and cutting operations in a seamless sequence. Imagine a snack production line producing several bags of potato chips per second. It’s the eyemark that ensures consistent size, weight, and seal quality for each bag.