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OKVision Defocus Control Lens

Customizable distance-center bifocal soft contact lenses for myopia control. Features Defocus & Control TechnologyTM and a patented bifocal design.

 

Key features

 

•            Customizable based on patient’s individual parameters

•            Inhibition of myopia progression due to variable (from +2,5 to +6,0 diopters) addition zone on periphery

•            Clear distance and near vision

•            All-day comfort thanks to high oxygen permeability and 3D wetting technology

•            Prevention of complications caused by high myopia such as glaucoma, myopic macular degeneration, retinal detachment, etc.

 

 

 

 



Technical data:

 

 

•            Material: Efrofilcon A / Acofilcon A / Acofilcon B

•            Production method: lathe cutting

•            Water content: 74% / 58% / 49%

•            Center thickness (-3,0): 0,15 mm

•            Oxygen permeability: 26,5 Dk

•            Elasticity modulus: 0,5 mPa

•            Base curve: 7,0 – 9,0 mm

•            Diameter: 13,00 – 15,00 mm

•            Refraction (center): -0,5 to -20,0 D with 0,25 D step

•            Addition (periphery): +2,5 D to +4,0 D

•            Wearing schedule: daytime

•            Dispensing time: 6 months