Middle 1.56 index lenses are the most cost-effective lens on the market.
They are 22% thinner than CR-39 lenses.
Photosensitive particles incorporated in the mass of the lenses have excellent activation and deactivation times and a homogeneous and uniform color, even at high powers.
Complies ISO 9002 manufacturing quality standards
Thinner and lighter than CR
Grey in-mass Photosensitive material
Made-in-US Raw Materials
2-years Activation Guaranteed
Tone: GRY3/Anti Scratch Hard Coat
Availability: See Additional atributes