The information contained in this website is of a general nature. This information is provided by OPTIC and although we propose to systematically update and keep high quality standards, we cannot assure in any case whatsoever, completeness, nor accuracy, reliability , relevance, or availability, with respect to the website or the website information, products, services or graphics relating thereto. The trust you place in it is therefore your own responsibility. In no event shall we be liable, with no exceptions whatsoever, for data or information loss or damage, directly or indirectly, occurring as a result of the use of the website, or to any activity related to it. We strive to make the website work properly. But OPTIC must not be held responsible for any temporary shutdown due to technical problems beyond our control.