Optician’s Guide to Tailored Eyewear: Measuring for Excellence

Author: Jesse Walters, ABOM

Jesse Walters has no relevant financial relationships to disclose. The content and format of this course is presented without commercial bias and does not claim superiority of any commercial product or service.

Course Description

By taking accurate measurements of lens angle and distance, we can account for changes that occur in power, cylinder axis, and prism. This class will explore why these errors take place and how to accurately compensate, adjust, and measure variations in position of wear.

Course Objectives

• Understanding the need for lens compensation
• Being familiar with the basic calculations that determine how a prescription changes as a result of positions of wear 
• Knowing how to pre-adjust and take accurate measurements of lens fit and angle
• Awareness of common errors and troubleshooting techniques with regard to lens compensations

Course Assessment

There is a 40-question test at the end of the course. A successful passing score of 80% is required on all ABO-NCLE continuing education courses in order to earn the designated number of credits. You will know your grade instantly after completing the course.