American Board of Opticianry (ABO) Practice Test 2025 - Free ABO Practice Questions and Study Guide

Question: 1 / 400

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

One meter

Base

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.

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Apex

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