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 »  Home  »  Contact Lenses  »  Contact Lens Reviews  »  H3
 »  Home  »  Contact Lenses  »  Contact Lens Types  »  Vial Contacts  »  H3
 »  Home  »  Contact Lenses  »  Contact Lens Manufacturers  »  Bausch and Lomb  »  H3
H3
By eyeTopics Review Editor | Published  06/30/2006 | Contact Lens Reviews , Vial Contacts , Bausch and Lomb | Unrated
H4


H3 contact lenses are spherical lenses from Bausch and Lomb designed to correct the vision of patients suffering from Hyperopia and aphakia.  The lenses are manufactured using "spin-cast" technology and are designed as daily wear lenses to be replaced after up to one year of use.


Lens Material
The lens material (polymacon), is a hydrophilic polymer of 2-hydroxyethyl methacrylate, and is 38.6% water by weight when immersed in saline solution. These lenses are hemispherical flexible shells.

Lens Parameters 
Chord Diameter:13.5mm
Center Thickness:0.47mm to 0.59mm
Base Curves:Median
Powers:+6.50D to +20.00D (in 0.50D steps)

Lens Properties		 
Specific Gravity:1.12
Refractive index:1.43
Surface Character:Hydrophilic
Water Content:38.6%
Oxygen Permeability (Dk):8.4
Oxygen Transmission (Dk/t):1.6
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