Who we are? We at Martyn Kemp Opticians are registered with the Information Commissioners Office as a Data Controller, registration number ZA226810. We are specialist in Optometry operating from Sheffield. Your Privacy Your privacy matters to us and we are committed to the highest data privacy standards and patient confidentiality. To disclose this to you, our Privacy Notice includes the following: What data we collect from you. How and why we process it. Who we share it with and why. We adopt the six core principles of data protection which are: Lawfulness, fairness and transparency - we process personal data lawfully, fairly and in a transparent manner in relation to you, the data subject.