ABO NOCE Basic Opticianry

Category - Ophthalmic Products

What is the preferred material used for sports frames?
  1. Zylonite
  2. Nylon
  3. Monel
Explanation
Answer: B - The preferred material for sport frames is nylon.

Nylon material for ophthalmic frames was introduced in the 1940’s. Nylon blends are resistant to hot and cold temperatures. They can also be flexible and stiff, making them a perfect material to use for sport frames.
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