biofinity versus purevision2Biofinity and PureVision 2 are monthly replaceable silicone hydrogel lenses. While PureVision is a daily-wear lens, Biofinity can be worn up to 7 days continuously based on your eye doctor's approval. Biofinity is slightly stiffer, but lets more oxygen through than the PureVision lenses. The cost is similar and typically ranges from $35 to $45 per box.



Product Image Biofinity PureVision2
Price Comparison
Manufacturer CooperVision, Inc.
part of
The Cooper Companies Inc.
Bausch & Lomb Inc.
Release Date 2007 2011
Prescription Parameters
Replacement Schedule Monthly Monthly
Wearing Details Daily wear or
up to 6 nights or
7 days extended wear
Daily wear or
extended wear up to 30 days
Sphere Powers -12.00D to +8.00D
(in 0.5 steps after +-6.00D)
+6.00 to -6.00D in 0.25 steps
-6.00D to -12.00D in 0.5 steps
Base Curves 8.6 mm 8.6 mm
Diameters 14.0 mm 14.0 mm
Technical Parameters
FDA Group V V
Lens Material Silicone hydrogel
(Comfilcon A)
Silicone hydrogel
(Balafilcon A)
Lens Design Aspherical Aspherical
Wetting Agents None None
% of Material 52% 64%
% of Water 48% 36%
Center Thickness 0.08 mm 0.07 mm
Oxygen Transmission 160 Dk/t 130 Dk/t
Modulus 0.75 MPa 1.1 MPa
Other Features
Special Features
  • High Definition Optics for reduced halos and glare.
  • ComfortMoist Technology for initial and overall comfort.
UV Blocking No No
Dynamic Light Absorption No No
Visibility Tint Yes
(light blue)
Inside-out Mark No Unknown
Packaging, Pricing and Offers
Packaging Details 6 lenses per box,
immersed in buffered 0.83% saline
6 lenses per box,
immersed in a poloxamine solution
Price Range $34 - $57 (6 lenses)
$38 - $79 (6 lenses)
Cost per Day $0.19 - $0.32 (6 lenses)
$0.21 - $0.44 (6 lenses)
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