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terms of subscription


CLAVIS S.A.R.L. is a compagny providing online technical and scientific ressources on the web site These ressources include computation pages, tutorials and glossary in the field of photonics. Some of these ressources concerning computation pages are available only for authorized people having acquired rights of use by a subscription.


Service : whole ressources available on only for authorized people ( users ) having acquired rights of use by a subscription to CLAVIS S.A.R.L..

User : person or company having subscribed to CLAVIS S.A.R.L. for using the service available on


Actual "Terms of subscription" apply to the service available on web site. All of these terms apply to all subscriptions to CLAVIS S.A.R.L. for using the service. The user declares have read and accepts the "Terms of subscription" when subscribing. Any condition contrary to these "Terms of subscription" or any other document can not be opposed to CLAVIS S.A.R.L. whatever when it may have been brought to its attention. If any provision of these terms was contrary to law, only that clause would be null and not all terms and conditions.


The service is free.

Subscription duration

The service is available for one month starting at the date of subscription.

Subscription process

Once the user on the "subscription" page and the "Terms of subscription" agreed, he is redirected to a page including a form asking for his email adress. After his email adress is entered, confirmed and a code copied, he receives an email with login and password allowing him to use the service.

Limitations of warranties and liability

The user acknowledges that CLAVIS S.A.R.L do not, under or in relation to this subscription, provide any legal advice to him, and consequently that it would be unreasonable to hold CLAVIS S.A.R.L. liable in respect of his use of the service. Whilst CLAVIS S.A.R.L. endeavour to ensure that the service conform with relevant legal requirements, CLAVIS S.A.R.L. make no warranty that the service will meet your requirements, the service will be uninterrupted, timely, secure, or error free, the results that may be obtained from the use of the service will be accurate and any errors in the software will be corrected. To the maximum extent permitted by applicable law, CLAVIS S.A.R.L. excludes all representations, warranties and conditions (including, without limitation, the conditions implied by law of satisfactory quality, fitness for purpose and the use of reasonable care and skill) relating to the service. CLAVIS S.A.R.L. liability in relation to the service is limited and excluded to the maximum extent permitted under applicable law. CLAVIS S.A.R.L. will not be liable for any direct, indirect or consequential loss or damage arising under the subscription or in connection with the service, whether arising in tort, contract, or otherwise - including, without limitation, any loss of profit, contracts, business, goodwill, data, income, revenue or anticipated savings. However, nothing in this subscription shall exclude or limit CLAVIS S.A.R.L. liability for fraud or for any other liability which cannot be excluded or limited under applicable law.

Responsabilities - resort

CLAVIS strives to provide the best permanent access to service to any legal user. However, CLAVIS is not liable to users from any malfunction of hardware / software or Internet connection of the users.

Intellectual property rights

The rights to use the service are granted to authorized users only. Any other use, including the fact of allowing access to unauthorized users, even in the authorized user establishment , is strictly prohibited. It is recalled that in accordance with the provisions of the Code of Intellectual Property the offender liable to civil and criminal penalties provided for counterfeiting. Violation of these provisions may result in cancellation of any subscription, notwithstanding the prosecution. CLAVIS encourages users to use the site resources in respect of intellectual property. All users agree to comply with the terms and conditions of use of each resource that they access via website.

Law and jurisdiction

Explicitly, after exhaustion of remedies amicably, court award is given to the competent courts of Marseille ( France ) for any dispute arising between the parties, even in case of referred, guaranty call or multiple defendants, with under French law.


These general conditions of use may be subject to change without any notice from CLAVIS S.A.R.L.


The buyer have read these terms and conditions of use and agrees to abide by its terms.

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