1.Introduction to bacteriology and microbiology of the external ocular surface. 2. Pathogens in ocular disease and epidemiology of ocular infection and contact lens wear. 3. Contact lens materials and their interaction with the tear film. 4. Deposition, discoloration, spoliation mechanisms (including cleaning functions). 5. Biochemistry of antibacterials/preservatives. 6. Wetting agents, deproteining products and other solutions. 7. Soft contact lens care systems. 8. RGP contact lens care systems. 9. Allergic and toxic responses to contact lens solutions and topical drugs. 10. Patient Compliance, expectations and health care beliefs. 11. Storage, industrial sterilization prior to receiving lenses and the advantages and disadvantages of different systems including disposables. 12. Alternative methods of disinfection (lab based, UV, heat, microwave etc). Each chapter will have 12 CET questions which will be presented in a Questions and Answers section at the back of the book.