Ross Littlewood
Educational Resources
Clear, independent resources for learning about vision. These are educational materials, not clinical services.
Explore by topic
Knowledge you can use in conversation.
Use these resources to prepare better questions for your own registered eye-care professional.
Vision test education
Understand visual acuity, screening limits and the role of calibrated clinical testing.
Explore the C Test →Colour vision education
Learn how colour is perceived and how colour vision differences affect everyday tasks.
Learn about colour →Cataract reflections
Read practical articles on consultations, visual targets and adapting after lens surgery.
Read cataract guides →Scope and safety
Education supports care. It does not replace it.
Online information cannot examine the eye, measure changes reliably or account for your medical history. Use this site to build understanding, then seek personalised advice from an appropriately qualified professional.
- No appointments or clinical treatment are offered
- No online tool on this site provides a diagnosis
- Urgent symptoms require urgent professional care
