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Area: Engineering LocationFaculty of Engineering and Faculty of Science (Psychology), University of Nottingham, UK Start DateOctober 2026 Project TitleAddressing Macular Diseases using Ultrathin Digital Optics This PhD offers an exciting opportunity to explore ultrathin metamaterials: a novel type of device that utilises digital and mathematical techniques to design multifunctional visual aids to help address and correct diseases of the eye. You will work at the intersection of mathematics, physics, AI, and clinical practice through careful design and production of optical metasurfaces, which can help to correct macular degeneration and other eyesight problems through careful control of light. Why apply for this PhD?
Project descriptionVision technology relies on careful use of optical components such as lenses. Undoubtedly, standard prescription lenses have been revolutionary in helping billions of people and their quality of life through helping to see more clearly. However, optical technologies are based on standard glass lenses and components which are bulky and have limited capabilities. Age-related macular degeneration (AMD) affects around 196 million people worldwide and is a leading cause of central vision loss. It reduces the ability to read, recognise faces, and perform everyday tasks, with limited treatment options available for most patients. Existing assistive technologies rely heavily on digital image processing or bulky external devices, which can be expensive, inconvenient, and inaccessible – where simple prescription lenses simply cannot address this. This project explores a new approach using optical metasurfaces —ultra-thin optical layers that shape light—to enhance vision directly, without electronics. The aim is to increase contrast at object edges, helping users distinguish shapes and details more clearly. While edge enhancement has been shown to improve visual performance in low-vision patients, it is currently achieved using digital systems. This PhD project translates the principle into a compact, passive optical solution. The project will combine:
Facilities and research environment
Candidate profileYou do not need experience in all the areas below; additional training will be provided. Enthusiasm and willingness to learn are essential. Essential
Desirable
Funding and eligibilityOpen to UK, EU and international students who can provide their own funding capability. How to applyPlease apply online. For any enquiries about the project, email Dr Mitchell Kenney at or Prof. Paul McGraw at paul.mcgraw@nottingham.ac.uk. Shortlisted candidates will be invited for an interview to assess their suitability. View All Vacancies
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