Perret Opticians
 
We have been opticians for three generations in our family, and our activity is targeted on three areas, optometry, contact lenses and optical instruments.

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SOFT CONTACT LENSES

One Day Contact lenses

 

Safe-Gel 1 day

Safegel contact lenses represent a significant leap in contact lens performance. They are designed for wearers who demand the highest levels of long term comfort from their disposable lens wear.

Safegel takes a unique approach to all day comfort by being the ONLY contact lens material to incorporate the natural bio-polymer, sodium hyaluronate - used in many leading dry eye drops - into the lens matrix.

Safegel, the Worlds first hyaluronate-gel contact lens, produces a continual slow-release of sodium hyaluronate helping to replenish the pre and post-lens tear film, maximising lens comfort throughout the longest wearing times.

Sodium Hyaluronate (also known as Hyaluronic Acid or HA) is a natural polysaccharide that is fount widely in connective and epithelial tissues that:

 

·        Loves water binding 3000 times its own weight in water

·        Loves warmth heating in the eye increases fluidity, resulting in its gradual slow released ito the pre and post lens tear film

·        Loves blinking sheer forces created by the lod blinking further aids flow into the tear film

·        Loves tears becoming less viscous during the blink, and more viscous between blinks (mimicking the non-Newtonian behaviour of natural tears)

 

  • Material Bipolymer Filcon 1B avec gel Hyaluronat

  • Water content 60%

  • Refractive Index 1,42

  • DK/t at 35°C; 40 (-3,00 Dpt.)

  • Light blus tint with  UV-Blocker

  • Aspherical front surface

  • rate of renewal 1 day

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