A compliment to the Introduction to Basic Optical Principles: National Opticianry Certification Exam Basic Certification manual, this book contains 500 questions to help you pass the exam. Written in the same format as the exam itself, the question and answer guide will help you be confident and comfortable come test day.
A compliment to the Introduction to Basic Optical Principles: National Opticianry Certification Exam Basic Certification manual, this book contains 500 questions to help you pass the exam. Written in the same format as the exam itself, the question and answer guide will help you be confident and comfortable come test day.