Learn about the latest posts about coding and marking industries and MEENJET.
- How to Stop Laser Burning & Melt-Through on Thin Plastics: UV vs. MOPA Thermal Damage Guide Aug. 26, 2026 Executive Summary: Laser marking thin plastic films (PE, PP, PET, PVC, medical tubing, and flexible packaging) frequently results in severe quality defects: localized charring, sub-surface bubbling, structural warping, or compl...
- Laser Marking on Curved Surfaces: How to Fix Dynamic Focal Depth Failures (3D Laser vs. DOF Lens Guide) Aug. 24, 2026 Executive Summary: Laser marking and coding on curved, sloped, or stepped industrial components often fails due to dynamic focal depth limitations.
- Solving Code Smudging on Cold Beverage Lines: Condensation-Resistant Coding for Wet Bottles & Cans Aug. 19, 2026 Executive Summary: Printing durable batch codes, expiration dates, and 2D barcodes on condensation-covered beverage containers is a constant operational challenge. Micro-water films disrupt ink surface wetting, leading to code smudging...
- How to Print High-Contrast Barcodes on Anodized Aluminum Components Aug. 17, 2026 Direct Part Marking (DPM) of barcodes on anodized aluminum requires balancing optical contrast and oxide layer integrity: Black & Dark Anodized: Best processed using MOPA Fiber Lasers (1064 nm) with short pulse widths to se...



