Privacy Policy
Who we are
This website is operated by:
Hologram4U s.r.o.
Registered address: náměstí 14. října 1307/2, Smíchov, 150 00 Praha 5, Czech Republic
Company ID (IČO): 26354586
The company is registered in the Commercial Register maintained by the Municipal Court in Prague, Section C, Insert 293170.
Website address: https://www.hologram4u.com
Contact email: info@hologram4u.com
Hologram4U s.r.o. is the data controller responsible for the processing of personal data in accordance with Regulation (EU) 2016/679 (GDPR).
What personal data we collect and why
We process personal data only to the extent necessary for operating this website and for communication with users.
Contact forms
When you submit a contact form on this website, we collect the information you provide, which may include name, email address, company name, and message content.
This data is processed for the purpose of responding to inquiries and conducting business communication.
The legal basis for processing is legitimate interest under Article 6(1)(f) GDPR or consent under Article 6(1)(a) GDPR where applicable.
Contact form data is retained for a maximum period of 24 months, unless a business relationship is established or longer retention is required by law.
Comments
If visitors leave comments on the site, we collect the data shown in the comments form, as well as the visitor’s IP address and browser user agent string, in order to help detect spam.
An anonymized string created from the email address may be provided to the Gravatar service to determine whether it is in use. The Gravatar service privacy policy is available at https://automattic.com/privacy/.
After approval of a comment, the profile picture may be visible to the public in the context of the comment.
Media uploads
If images are uploaded to the website, users should avoid uploading images with embedded location data (EXIF GPS). Visitors to the website may be able to download and extract location data from images displayed on the website.
Cookies
This website uses cookies to ensure proper functionality, security, and user experience.
If you leave a comment, you may opt in to saving your name, email address, and website in cookies. These cookies are stored for one year for your convenience.
If you visit the login page, a temporary cookie is set to determine whether your browser accepts cookies. This cookie contains no personal data and is discarded when the browser is closed.
When you log in, cookies are set to save your login information and screen display preferences. Login cookies last for two days and screen option cookies last for one year. If you select “Remember Me”, your login will persist for two weeks. Logging out removes login cookies.
Cookies that are strictly necessary for the operation and security of the website do not require user consent. Other cookies, such as analytics cookies, are used only with consent where required by applicable law. You may manage or withdraw your consent through the cookie settings on this website.
Analytics
We may use website analytics tools to understand how visitors interact with the website and to improve its performance and usability.
Depending on configuration, analytics tools may process anonymized or pseudonymized usage data. Analytics tools are activated only in accordance with applicable legal consent requirements.
Embedded content from other websites
Articles on this website may include embedded content such as videos, images, or articles. Embedded content from other websites behaves in the same way as if the visitor had visited the other website directly.
These external websites may collect data about visitors, use cookies, embed additional third party tracking, and monitor interactions with embedded content, especially if the visitor has an account and is logged in to that website.
Who we share your data with
Personal data may be shared with trusted service providers who assist in operating the website and communicating with users, such as hosting providers, email service providers, and spam protection services.
These service providers act as data processors and process personal data only under contractual obligations and according to our instructions.
If you request a password reset, your IP address may be included in the reset email.
How long we retain your data
Comments and their metadata may be retained indefinitely in order to recognize and automatically approve follow up comments.
For registered users, personal information provided in user profiles is stored. Users may view, edit, or delete their personal data at any time, except for usernames. Website administrators may also view and edit this information.
Other personal data is retained only for as long as necessary to fulfill the purpose for which it was collected or as required by applicable law.
What rights you have over your data
You have the right to request access to your personal data, request correction or deletion, restrict processing, object to processing, and request data portability where applicable.
You may request an exported file of the personal data we hold about you or request deletion of personal data, except where retention is required for administrative, legal, or security purposes.
You also have the right to lodge a complaint with the Czech Data Protection Authority (Úřad pro ochranu osobních údajů).
Where your data is processed
Personal data is processed primarily within the European Union.
If personal data is transferred outside the European Union, appropriate safeguards in accordance with GDPR are applied.
How to contact us
If you have any questions regarding this Privacy Policy or the processing of personal data, you may contact us at:

