Certified Paraoptometric (CPO) Practice Exam

Image Description

Question: 1 / 400

Which of the following lens materials is the most shatter-resistant?

Trivex

High-Index

CR-39

Polycarbonate

While all of these lens materials are sturdy and durable, polycarbonate is the most shatter-resistant due to its ability to withstand high impacts. Trivex and CR-39 are also strong materials, but they do not have the same level of impact resistance as polycarbonate. High-Index is a thinner and lighter material, but it is not as shatter-resistant as polycarbonate.

Get further explanation with Examzify DeepDiveBeta
Next Question

Report this question

Subscribe

Get the latest from Examzify

You can unsubscribe at any time. Read our privacy policy