Figure 17 - Barcode Printed on Curved Surface Readable by Matrix 300N in spite of Image Optical
Distortion
2.8.3 Direct Part Marking
Matrix 300N is also very powerful in reading low-contrast direct part marked codes (see
Figures 20, 21, and 22).
Figure 18 - Dot Matrix Code Directly Marked on Metal Surface by Using Dot Peening Technology
Figure 19 - Dot Peening Marking on Metal Surface with Multi-dot per Code Element
Figure 20 - Directly Marked Dot Matrix Code Characterized by Outstanding Separation Distance between
Adjacent Code Elements