This pocketbook provides a complete and structured overview of the lacrimal system. The initial chapters cover the anatomical and physiological details of the lacrimal system in detail. The subsequent chapters explore the applied anatomy, microbiology, and the disease processes that affect the lacrimal apparatus. Further chapters discuss the pathophysiology of common and complex disorders, along with their clinical presentations and diagnostic approaches, supported by illustrations and tables. The book describes the surgical techniques in detail, with emphasis on the finer points of operative steps, possible complications, and the latest advances in management. By bridging the gap between theoretical knowledge and practical application, it solves the common problem of translating basic science into effective diagnosis and treatment faced by trainees and practitioners. Readers benefit from its systematic style, clarity, and clinical relevance, gaining both the academic foundation and the practical guidance necessary for confident patient care and improved surgical outcomes.The book serves as a useful and handy resource for specialists, ophthalmology postgraduate students, fellows and undergraduate students.