STORING INFORMATION ON A SPECTACLES LENS, SPECTACLES LENS BLANK OR SPECTACLES LENS SEMI-FINISHED PRODUCT
On a glass- or plastic body embodied as spectacles lens (4), spectacles lens blank or spectacles lens semi-finished product, information in the form of data on or in the glass- or plastic body (4) is stored by creating at least one marking (32), which can be read by a reader, by means of a marking s...
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Zusammenfassung: | On a glass- or plastic body embodied as spectacles lens (4), spectacles lens blank or spectacles lens semi-finished product, information in the form of data on or in the glass- or plastic body (4) is stored by creating at least one marking (32), which can be read by a reader, by means of a marking system. The marking system has an interface for reading information individualizing this glass- or plastic body (4). The at least one marking (32) is created permanently by the marking system on or in the glass- or plastic body (4) at a definition point (18) of a local body-specific glass- or plastic body coordinate system (20) set by two points (16, 18) on or in the glass- or plastic body (4). In this local glass- or plastic body coordinate system (20), the manufacturer specifies the position of the lens horizontal (24) and/or the distance and/or the near and/or the prism reference point (16, 11, 18). |
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