| 摘要 |
<p>A tile with a two-dimensional code comprises substantially planar substrates (2, 42) formed of a ceramic material, glaze layers (3, 43, 44, 45, 46) formed with colors different from those of the substrates (2, 42) by burning a glaze applied to the surface of the burned substrates (2, 42), and a plurality of micro recesses (4, 47) formed to penetrate the glaze layers (3, 43, 44, 45, 46) and forming two-dimensional code pattern parts (5, 48).</p> |
