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Cookies Policy

Information about the use of cookies on our website

Last updated: 9/29/2026

This website uses cookies and similar technologies (such as your browser's local storage) that store and read information on your device while you browse. Depending on their purpose, they make the website work, remember your choices, measure how it is used or measure how well our advertising performs.

We only use analytics and marketing cookies if you consent in Cookie settings. Necessary cookies don't require consent.

In accordance with article 22.2 of Law 34/2002, of July 11, on Information Society Services and Electronic Commerce (LSSI-CE), LUCE DENTAL TECH SL informs you about the cookies and similar technologies used on luce.es:

Cookies and similar technologies we use

Each table shows the name, who places it, what it is for and how long it stays on your device. “LUCE” marks our own; any other name is a third party. Every item is a cookie unless a label says it is kept in local storage, session storage or the browser database.

Necessary cookies

They make the website work or provide something you asked for: signing in, your cart and wishlist, the language you chose, pop-ups you closed, your cookie choices and the detection of technical errors. They are always active and don't require consent.

Necessary cookies
NameProviderPurposeDuration
luce-cookie-consentLUCEStores your cookie choices (analytics and marketing) so we don't ask again and only load what you allowed.1 year
sessionLUCEKeeps you signed in with your access token. The page's scripts can't read it. Shared with the luce.es subdomains.1 hour
session-presentLUCETells the website that you are signed in, without containing the access token.1 hour
redirect_urlLUCERemembers the page you wanted before signing in, to take you back to it.1 hour
luce_cartLUCEKeeps the products in your cart.30 days
luce_wishlistLUCEKeeps your wishlist while you are not signed in.60 days
luce-localeLUCERemembers the language you chose.1 year
luce-popupsLUCERemembers that you closed or answered a promotional pop-up so it isn't shown again.1 year
sidebar_stateLUCEStudio area (studio.luce.es) only: remembers whether the side menu is open.7 days
__mp_opt_in_out_<token>MixpanelRemembers that you withdrew consent for Mixpanel analytics so it stays off (a copy is also kept in local storage).1 year
luce-replay-purge-pendingLocal storageLUCEMakes sure analytics session recordings are deleted after you withdraw consent.Until deleted
luce:chunk-reload-atSession storageLUCEAvoids repeated reloads if we publish a new version of the website while you browse.Until you close the tab
luce:hydration-reloadSession storageLUCEAvoids repeated reloads if we publish a new version of the website while you browse.Until you close the tab
sentryReplaySessionSession storageSentryError monitoring: if something breaks, keeps the session state so we can see a masked recording (no text or images) of the steps before the error.Until you close the tab

Analytics cookies

Only used if you switch on “Analytics cookies” in Cookie settings. They let us measure how the website is used so we can improve it. Google sets its analytics cookies for 2 years, but current browsers limit any cookie to 400 days, which is the duration shown.

Analytics cookies
NameProviderPurposeDuration
_gaGoogleDistinguishes visitors with a random identifier to produce usage statistics.400 days
_ga_KM56WGLQVRGoogleKeeps the state of your current visit for Google Analytics.400 days
FPIDGoogleEquivalent of _ga that Google sets from its server when measurement goes through our own domain.400 days
FPLCGoogleLinks the FPID identifier across Google's measurement requests between domains.20 hours
mp_<token>_mixpanelLocal storageMixpanelMixpanel's random visitor identifier and settings, to understand how the website is used. Deleted when you withdraw consent.Until deleted
__mpq_<token>_<queue>Local storageMixpanelUsage events waiting to be sent to Mixpanel.Until deleted
mp_tab_id_mixpanel_<token>Session storageMixpanelIdentifies the current browser tab for Mixpanel analytics.Until you close the tab
mp_gen_new_tab_id_mixpanel_<token>Session storageMixpanelIdentifies the current browser tab for Mixpanel analytics.Until you close the tab
mixpanelBrowserDbBrowser database (IndexedDB)MixpanelTemporarily holds masked session recordings (no text or form fields) until they are sent to Mixpanel. Deleted when you withdraw consent.Until deleted
mixpanelFlagsDbBrowser database (IndexedDB)MixpanelKeeps the feature settings of Mixpanel's analytics library.Until deleted
luce-purchase-tracked:<order id>Local storageLUCEPrevents the same order from being counted twice in our measurements if you reload the confirmation page.Until deleted

Marketing cookies

Only used if you switch on “Marketing cookies” in Cookie settings. They let advertising platforms measure the results of our ads and show you relevant ads.

Marketing cookies
NameProviderPurposeDuration
_fbpMetaIdentifies your browser to Meta (Facebook, Instagram) to measure and optimise our ads.90 days
_fbcMetaStores the click identifier when you arrive from a Meta ad, to attribute visits and conversions to it.90 days
multiFbcLocal storageMetaStores the click identifier when you arrive from a Meta ad, to attribute visits and conversions to it.Until deleted
lastExternalReferrerLocal storageMetaRemembers the external website you came from and when, so Meta can attribute visits to its ads.Until deleted
lastExternalReferrerTimeLocal storageMetaRemembers the external website you came from and when, so Meta can attribute visits to its ads.Until deleted
_pin_unauthPinterestGroups your actions on our website so Pinterest can measure its ads when it can't identify you.1 year
_epikPinterestStores the click identifier when you arrive from a Pinterest ad.1 year
_derived_epikPinterestPinterest match identifier used to attribute conversions to its ads.1 year
_pinterest_ct_uaPinterestSet on pinterest.com (a third-party cookie, if your browser allows it), with the same purpose as _pin_unauth.1 year
_gcl_lsLocal storageGoogleStores information about ad clicks so Google can attribute conversions on our website to its ads.Until deleted
luce-click-ids:v1Local storageLUCEIf you arrive from an ad link, stores its click identifiers (Google, Meta, TikTok) for up to 90 days to attribute a later purchase or enquiry to that ad. Only with your consent to marketing cookies.90 days

Third-party providers

These providers place or read the third-party items above. Their own policies explain how they use the information, including any transfer outside the European Economic Area:

Their scripts may also keep equivalent entries in your browser's local storage for the same purposes.

Cookie management

You can accept, reject or change your choice at any time in Cookie settings, which is also linked at the bottom of every page. Withdrawing consent stops analytics and marketing cookies from being used from that moment on.

Please note that if you accepted third-party cookies, withdrawing consent does not delete those already stored: delete them from your browser's options or through the system offered by each third party.

You can also block or delete cookies in your browser settings:

Cookies policy updates

LUCE DENTAL TECH SL may modify this cookies policy based on legislative or regulatory requirements, or in order to adapt said policy to the instructions issued by the Spanish Data Protection Agency, therefore users are advised to visit it periodically.

When significant changes occur in this cookies policy, users will be informed through an informative notice on the website.

Contact

If you have any questions about this cookies policy, you can contact us at:

Email: privacidad@luce.es
Address: Carrer del Comte d'Urgell, 25 - Ground Floor, 08011 Barcelona

Cookie Preferences

We use our own and third-party cookies. Necessary ones keep the website working; analytics and marketing cookies are only used if you accept them. You can accept, reject or configure them. Cookie policy