What is the best safety glass?
What is the best safety glass?

Does Costco have Trivex lenses?

in addition to offering just one lens design, Costco also does not have the full selection of lens materials that other sources may have. You can only get their HD progressive lenses in low def materials: Poly or 1.67 index plastic. The best optics in plastic would be CR-39 (the old standard) or Trivex.

Does Trivex scratch easily?

Materials for Glasses: Trivex Is a New Lens Type These materials are resistant to scratching, easy to clean, and easy to shape to the right prescription strength.

How do I choose a safety glasses?

Here are some of the key features of safety glasses:

  1. Lens size & shape. The larger the lens, the more of the eye that is protected.
  2. Side-arm style.
  3. Optical clarity of the lens.
  4. Lens protective properties.
  5. Mechanical strength.
  6. Eyewear standards.

What is stronger polycarbonate or Trivex?

Impact Resistance Trivex claims to be as strong, or stronger than polycarbonate in impact resistance. This is not the case when the product is scratch coated or AR coated.

Does Costco sell Trivex lenses?

in addition to offering just one lens design, Costco also does not have the full selection of lens materials that other sources may have. You can only get their HD progressive lenses in low def materials: Poly or 1.67 index plastic. The best optics in plastic would be CR-39 (the old standard) or Trivex.

Are all safety glasses the same?

Unlike prescription glasses, safety glasses are generally made out of different material or have a different thickness in order to withstand impact from flying objects or hazardous materials. The requirements to meet safety standards for both lenses and frames are regulated by federal law.