Softcon EW contact lenses from CIBA Vision are designed to be worn as extended wear lenses from one day up to seven days, depending on advice from your eye care practitioner. These lenses provide you with the resilience of a daily wear lens and the convenience of an extended wear lens.
The lens material is 45% vifilcon A, a hydrophilic co-polymer of 2-hydroxyethyl methacrylate and povidone, USP. The chemical name is poly (2-hydroxyethyl methacrylate-co-ethylene dimethacrylate co-methacrylic acid-g-povidone).
|Diameter:||14.0mm and 14.5mm|
|Base Curve:||8.1mm, 8.4mm and 8.7mm|
|Center Thickness:||0.10mm at -3.00D|
|0.16mm at +3.00D|
|Powers:||-8.00D to +5.00D (0.25D steps)|
|-0.25D to -8.00D (0.25D steps)|
|+5.00D to +9.50D (0.50D steps)|
|Refractive Index (hydrated):||1.415|
|Light Transmittance (clear):||97%|