Optical excellence, with a reduced carbon footprint

At The Sunglass Fix we care about our planet just as much as we care about high quality optics. That's why our super premium Diamond-Bio lenses are made from top-grade optical Polyamide, with 44% bio-based materials from climate-friendly, renewable sources.

Environmentally friendly production process

The Diamond-bio range utilizes a new production process, which uses 44% bio-content, specifically renewable castor oil. This production process reduces the carbon footprint of each lens by up to 50% compared to a fossil-based manufacturing process.

  • Reduced carbon emmissions
  • Bio-based materials

Unparalleled clarity and durability

Our Diamond-bio lenses represent the pinnacle of optical excellence, using best in class Japanese Polarization technology, exclusive Anti-Reflective coatings to reduce glare, and an ultra-tough outer hardcoat, for ultimate scratch prevention. Good for the planet, and your sunnies. Japanese polarization

  • Japanese polarization
  • Anti-reflective coating
  • Ultra-tough anti-scratch protection

Photo-chromatic adaptive technology

Light conditions change in different environments, our photo-chromatic lenses are designed to automatically adjust their colour intensity depending on UV exposure. They will get lighter in the shade & darker in bright sun, giving full UV protection and maximum convenience.

Diamond-bio lens colours

Burnt Umber
Burnt Umber Gradient
Black Onyx
Black Onyx Gradient
Burnt Umber Photochromatic
Black Onyx Photochromatic
SFx G15 Gradient
Steel Blue

Experience exceptional performance.

Breathe new life into your sunglasses, with the Diamond- Bio range from Sunglass Fix. Top of the range lenses that make a big impact on our sunnies, not on our planet.