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 are an excellent review for examinations.* Seven new chapters cover changes in the lens industry, lens insertion, rimless and semi-rimless frames, and lens tinting and engraving * Contains a centration skills booklet for practicing lens edging layout * Proficiency tests for self-assessment included with each chapter