Which frame material is most commonly used for rimless and semi-rimless mountings because of its high tensile strength?

Which frame material is most commonly used

Multiple choice — select the best answer

AZyl acetate
BOptyl
CMonel
DTitanium

✓ Correct answer: D. Titanium Titanium's high tensile strength allows it to withstand the stresses of drill-mount and rimless designs without cracking around the lens holes. It is the dominant metal for rimless mountings.

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Topic: Frame Selection & Adjustment

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Which frame material is most commonly used for rimless and semi-rimless mountings because of its high tensile strength?

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