Cookie Policy

The following information on the usage of cookies (the “Cookie Policy”) applies to our websites under (the “Websites”). Other websites connected directly or indirectly with the Websites, e.g., by hyperlinks, do not fall within the scope of this Cookie Policy, whether or not they are operated by one of our affiliates or partners.

In the following, the expressions “we”, “us”, “our” etc. refer to who is Optident LTD, International Development Centre, Valley Drive, Ilkley, LS29 8AL to be considered the data controller with regard to the Websites and this Cookie Policy.

In order to safeguard your privacy rights when you visit the Websites this Cookie Policy informs you about the type of cookies we use and how you can manage them. This Cookie Policy is supplemented by our Privacy Policy which governs the collection, processing and use of your personal data.


    Cookies are small text files or pieces of information that your browser allows to be stored on your computer (or other internet enabled devices, such as smartphones or tablets) when you visit our Websites. Some of our cookies may store personal data, but most of them use only de-identified information, such as an anonymous user ID. For more information on our cookies please see the explanations in the table below.We use cookies to ensure and improve the functionality of our Websites and to collect information about the use of our services in order to improve our understanding of how people use our sites and to tailor them to their interests and needs accordingly, as will be explained in further detail below.


    Generally, there are two types of cookies that are used on our Websites: session cookies and persistent cookies.Session cookies are temporary cookies that remain on your device until the end of your session, i.e., until you leave our Website and close your web browser.Persistent cookies will be stored by the browser and will remain valid until manually deleted by you or until their set expiry date (how long the cookie remains on your device will depend on the lifespan of the specific cookie as defined by us as well as your browser settings).


    1. Essential and non-essential Cookies

      We use a number of cookies which are essential to our services and the functioning and/or security of our Websites. These cookies cannot be deactivated without affecting the performance of our Websites as they are strictly necessary for providing the services requested by the users of our Websites.Most of the essential cookies will be session cookies. However, in some cases we may also use persistent cookies that are strictly necessary for the performance of our services.Other cookies may not be essential for the usability of our Websites, but nevertheless improve the experience of your visit. These cookies will only be placed on your browser if you have given your consent.For more detailed information on the specific cookies we use on our Websites please see the explanations in the table below.

    2. Third party cookies

      While using our Websites, you may also receive third party cookies, i.e., cookies that are not placed on your device by us but by a third party.Most of the third party cookies will not be considered essential to our services, but nevertheless assist us in understanding our users and tailoring our Websites according to your needs and preferences. This kind of cookies will not contain any personal data and only be placed on your device if you have given your consent.You can find more detailed information on the specific third party cookies used on our Websites in the table below so that you can decide whether or not you want to grant your consent to the placement of these cookies or withdraw it at any time.

    3. Categories of cookies

      Please carefully read the information below which will give you a better understanding of the categories of cookies we use on our Websites and the functions they perform.

      (a) Functionality

      Some of the cookies on our Websites are necessary for the functionality and thereby the usability of our Websites. They allow our Websites to remember the choices you make (such as your user name and/or password, language preferences or the region you are in) to provide you with a smooth and more personalized online experience. Examples include remembering previous actions when navigating back to a page in the same session, e.g., when completing a multi-page form, providing you with a shopping cart functionality, or using the cookie to identify you as being authenticated (logged-in).The session cookies we use for this purpose are usually essential to the provision of our services. We may also use a persistent cookie but – unless strictly necessary for the operation of our Websites – only if you have consented to it.

      (b) Performance

      The so-called performance cookies help us understand how visitors interact with our Websites by providing information about the areas visited, the time spent on the Websites, and any issues encountered, such as error messages. This analysis of the user behavior helps us improve the performance and the usefulness of our Websites.

      Some of the performance cookies used on the Websites are essential to our services. However, there are also performance cookies that will not be considered essential, but nevertheless assist in improving our Websites. We will only place the latter kind of cookies on your device if you have consented to it.

      (c) Advertisement

      These cookies are used to deliver content that is more relevant to the specific user’s interests. They may be used to deliver targeted advertising or to limit the number of times you see an advertisement. They also help us measure the effectiveness of advertising campaigns by enabling us to dynamically generate personalized content.

      We will only use this type of cookie – be it session or persistent cookies – if you have consented to it.

      (d) Other cookies

      In addition, there are some cookies that cannot be clearly assigned to one of the categories above. These cookies will be labeled as “other” in the following. They may be essential or non-essential, as will be indicated for each cookie individually.

      For more detailed information on the specific cookies we use on our Websites please see the explanations in the table below.


    Most internet browsers are initially set up to automatically accept cookies. However, there are several ways to control the usage of cookies. You can change the settings in your browser to block cookies, delete cookies that have already been placed on your device or set an alert whenever cookies are placed on your device so you can decide in each case whether you want to accept the cookie. Please refer to your browser instructions or to or to learn more about how to adjust or modify your browser settings.If you use different devices to access our Websites (e.g., smartphone, tablet, computer etc.) you will need to ensure that each browser on each device is adjusted to your cookie preferences.As mentioned above, some cookies are essential for the proper functioning of our Websites. If you block them, this might impair the usability of the Websites and your experience during your visit.Please note that the disabled codes of the cookies that were stored by your browser before changing your settings will remain in your browser until you manually delete them.


    You may withdraw your consent to the placement of cookies at any time with future effect. Please be aware that many features of our Websites depend on the use of cookies to deliver content or enhance presentation, and not allowing for the placement of these cookies may result in reduced functionality and diminished experience (and you may not be able to enjoy some or all parts our Websites).To withdraw your consent, you have to delete the “cookiebanner-accepted” cookie that was stored by your browser to remember that you have consented to the placement of cookies. As each browser is different, please refer to the “help” section or your browser menu. Further instructions can be found under or


    We keep our policies under regular review and therefore advise you to regularly check our Websites to see if any changes have been made. Your use of our Websites is governed by the current version of this Cookie Policy which can be accessed from all pages of our Websites. This Cookie Policy was last updated on October 5, 2015.


    If you have any questions about our use of cookies or this Cookie Policy, please contact us by email to, by telephone under 01943 605050 or by mail to Optident LTD, International Development Centre, Valley Drive, Ilkley, LS29 8AL.