A must for anyone who is currently doing lens edging, or is thinking of adding a lens finishing lab to their practice. This book takes the reader through a step-by-step understanding of lens edging, beginning with the basics and building to an advanced level. Highly readable and packed with instructional photos and drawings, this book also features a separate kit for practicing lens edging layout at home. Proficiency tests for self-assessment are included for each chapter and will be an excellent review for examinations.