Cookies are small text files, downloaded from websites to your computer or smartphone as you browse and use the Internet.
There are two main types of cookie:
The source of each cookie also varies. Some cookies are owned and created by Optimal Vision ('first-party' cookies), but others are supplied by independent companies ('third-party' cookies).
When referring to cookies, this also includes similar online tracking devices such as web beacons and flash cookies that we may use.
Cookies are NOT viruses, any kind of malware, programs or applications. Cookies can't see the files on your computer.
The cookies used on optimalvision.co.uk fall into four categories:
More information about each category of cookie can be found below, and the cookies from the Optimal Vision site are listed in full at the bottom of this page.
Strictly necessary cookies let you move around the website and use essential features such as secure areas.
We use strictly necessary cookies to
These cookies will not be used to gather information that could be used for marketing or to remember visitor information outside of a single session.
Performance cookies collect aggregated information about how visitors use our website, eg which pages visitors go to most often, how long they stay, and whether they get error messages. This information is useful to Optimal Vision so that we understand how visitors experience our site and it is used to formulate improvements to the website.
Performance cookie information is aggregated and does not identify individuals.
Functional cookies allow the website to remember choices you have made on the website. Examples include
Advertising cookies are used to deliver adverts that are more relevant to you and your interests, and to reduce advertising that is not relevant. Examples include
Advertising cookies collect information anonymously and it is not linked to you as a person, even if you have logged in to our website.
Some Optimal Vision advertising on 3rd party websites uses tracking cookies. Optimal Vision places such adverts only in networks that subscribe to the EU Self-Regulatory Framework for Online Behavioural Advertising (www.youronlinechoices.com) and the adverts are linked to further information about the cookies used.
You can remove any cookies already stored on your computer and you can control how your web browser deals with cookies by changing your browser settings. However, this may prevent you from using parts of our website.
Many browsers give a range of options for managing cookies, including obtaining consent for every cookie, blocking certain types of cookie and blocking cookies from unrecognised websites. Finally, you can set your browser to block all cookies however you should be aware that many sites will not work as smoothly as you are used to and some basic functionality that is dependent on cookies will not work at all.
The following links go to the relevant help sections for the major web browsers and explain how to manage your cookies:
Tagging works in a similar way to cookies. We use a tag called a pixel. A pixel is an image that once imbedded in an email connects to a file stored on our web server and allows us to determine customer interest in our marketing emails. Tags can also be known as beacons.
These allow us to see which promotions seem of interest to our customers, and if a particular offer seems to interest you. We may use this information to send offers which appear to be more relevant to you. To opt out you would need to unsubscribe from our marketing emails.