American Board of Opticianry (ABO) Practice Test

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Prepare for the ABO (American Board of Opticianry) Test with interactive flashcards and hundreds of multiple choice questions. Updated for 2024 to help you excel on exam day

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What is a point of light pulsating in a straight line called?

One meter
Base
Ray
Apex

The correct answer is: Ray

A One meter is a unit of measurement and does not describe a type of light. B: Base typically refers to the bottom or support of something, not necessarily to light. D: Apex usually refers to the highest point of something, not necessarily to light.