This application does not collect or store any personal data from you. We don't track or collect anything. Period.
Here, the formal definition of what is meant by "personal data" is that of the European Union (EU) General Data Protection Regulation (GDPR). It can be found at: https://gdpr.eu, and is reproduced here for your convenience:
"‘Personal data’ means any information relating to an identified or identifiable natural person (‘data subject’); an identifiable natural person is one who can be identified, directly or indirectly, in particular by reference to an identifier
such as a name, an identification number, location data, an online identifier or to one or more factors specific to the physical, physiological, genetic, mental, economic, cultural or social identity of that natural person."
Camera images are used only for the sole purpose of identifying the name and manufacturer of a mask or respirator product. The images are not sent to any server and are not stored anywhere, including on your phone.