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Acuvue 2
http://www.eyetopics.com/articles/140/1/Acuvue-2.html
eyeTopics Review Editor
 
By eyeTopics Review Editor
Published on 03/22/2006
 
Acuvue 2 contacts are made with Contour Intelligent Design, giving the lens a unique monocurve structure with an enhanced mid-peripheral zone that makes sure your lenses will never lose its shape while you are trying to insert them.

Acuvue 2

Johnson and Johnson's Acuvue 2 contact lenses are 1-2 week disposable contacts designed to be worn for up to two weeks and discarded.  Some patients are able to wear Acuvue 2 lenses continuously for one week, depending on advice from their eye care practitioner.  Acuvue 2 contacts are made with Contour Intelligent Design, giving the lens a unique monocurve structure with an enhanced mid-peripheral zone that makes sure your lenses will never lose its shape while you are trying to insert them.  These lenses are UV protected to keep your eyes safe from harmful UV rays.


Lens Material

Etafilcon A, a copolymer of 2-hydroxyethyl methacrylate and methacrylic acid cross-linked with 1, 1, 1-trimethylol propane trimethacrylate and ethylene glycol dimethacrylate.    

Lens Parameters 
Base Curve:7.85mm to 10.00mm
Diameter:12.0mm to 15.0mm
Power Range:Daily Wear:  -20.00D to +20.00D
 Extended Wear:  -20.00D to +14.00D
Center Thickness:Low Minus Lens:  -3.00D: 0.084mm (with power)
 Plus Lens:  +3.00D: 0.170mm
           
Lens Properties 
Specific Gravity:0.98 - 1.12
Refractive Index:1.40
Visible Light Transmission:85% minimum
Water Content:58%
Average UV Blocking:UVA: 88%
 UVB: 99%