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Overlay shape

Our F2 materials provide a range of traditional fluorosilicone acrylates for corneal GP designs.

Features and benefits

Range of Dk values

  • F2 LOW (11 Dk)
  • F2 MID (33 Dk)
  • F2 HIGH (42 Dk)


F2 Technical Data

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Accessories & Consumables

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More from the range

Gas Permeable

Contamac’s gas permeable (GP) materials offer a wide range of properties suitable for all modalities. Developed using cutting-edge technologies. Our GP materials provide excellent wettability and high stability, while featuring a wide range of oxygen permeabilities.

Optimum Infinite provides hyper oxygen permeability (180 Dk) and excellent wettability while retaining resistance to deposits and flexure.

Developed for scleral and ortho-k lens designs.

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Optimum Extreme provides high oxygen permeability (125 Dk) and excellent wettability.

Suitable for all GP lens modalities.

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Optimum Extra provides high oxygen permeability (100 Dk) and excellent wettability.

Suitable for all GP lens modalities.

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Optimum Comfort provides mid-range oxygen permeability (65 Dk) and excellent wettability.

Suitable for daily wear corneal lenses.

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Optimum Classic provides low oxygen permeability (26 Dk) and excellent wettability.

Suitable for daily wear corneal lenses.

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HEXA100 is a traditional 100 Dk GP material offering manufacturers an alternative source of Hexafocon A.

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