ABO NOCE Basic Opticianry

Category - Ophthalmic Optics

What is the “bullet proof” lens of choice for children’s prescriptions?
  1. Trivex
  2. Polycarbonate
  3. Hi index
  4. CR-39
Explanation
Answer: B - Polycarbonate is the “bullet proof” lens of choice for children’s prescriptions.

Polycarbonate is shatter proof, 100% UV protected and can hold up under rough conditions.

Now, however, Trivex may equal or exceed the longstanding choice for children.
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