| 摘要 |
<p>The invention relates to a method of recording data on a photographic support (10), comprising the formation on the support of many encoding marks (14a, 14b), linked to many data items to be recorded, each encoding mark being formed with an exposure energy that is a preset function of a data value to be recorded linked to the mark, and the information, on the same support, of at least one sensitometry control (16), the sensitometry control covering a range of exposure energies used to form the marks.</p> |
