This handbook offers concise, evidence-based guidance for clinicians who diagnose and manage ocular disease outside tertiary centres. Written for general practitioners, optometrists, ophthalmic nurses and primary care eye professionals, it translates core science into practical steps for assessment, urgent decision making and initial therapy. The book covers common sight-threatening conditions, including glaucoma, age-related macular degeneration, diabetic and hypertensive retinopathies, uveitis, cataracts and inflammatory and immune-mediated eye disease. It provides clear, illustrated pathways for history taking, focused examination and red-flag recognition, with pragmatic advice on when to treat, when to refer and how to arrange safe follow-up. Key Practical Features Clinical diagnostic aids and annotated images to support decision making Management algorithms and treatment pearls for emergencies and routine care Practical procedures such as corneal scraping, microscopy and basic microbiology with guidance on appropriate antimicrobial therapy Therapeutic rationale covering ocular pharmacology, prescribing considerations and when to use immunomodulatory agents Public health and tropical perspectives on ocular infections, epidemiology and prevention of cross-infection in practice This book bridges the gap between specialist ophthalmology texts and everyday primary care needs, equipping clinicians with the knowledge to protect vision, reduce avoidable harm and coordinate care effectively within diverse global health settings.