Extreme H2O S-Xtra contact lenses from Benz Research are designed for patients suffering “dry eye” symptoms.  The lenses are designed as monthly disposable contacts to be worn as daily lenses for up to a month and discarded.  Extreme H2O S-Xtra contacts retain their saturated water content on the eye, even under extreme conditions, giving you comfortable, clear vision throughout the entire day.  This lens is a thicker version of the Extreme H2O contact lens for extra durability and handling ease.

 

Lens Material
Extreme H2O S-Xtra contact lenses are made of the material hioxifilcon A with a water content of 59%.

 

Lens Parameters  
Base Curve: 8.3 and 8.6mm
Diameter: 14.2mm
Powers: 14.2 med (8.6) +6.00 to -6.00 (-10.00)
  14.2 stp (8.3) -0.25 to -6.00 (-8.00)
Center Thickness: 0.14mm
Optic Zone: 8.5mm

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