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CibaSoft SoftColors
http://www.eyetopics.com/articles/155/1/CibaSoft-SoftColors.html
eyeTopics Review Editor
 
By eyeTopics Review Editor
Published on 03/24/2006
 
Patients with lightly colored eyes can change their appearance with CIBA Vision's CibaSoft SoftColor contact lenses.

Cibasoft SoftColors

Patients with lightly colored eyes can change their appearance with CIBA Vision's CibaSoft SoftColor contact lenses.  CibaSoft SoftColor contacts are replaced after being worn for a year.  Designed to be easy to use, CibaSoft SoftColor lenses give you clear, irritant-free vision.


Lens Material
The lens material, tefilcon, is a hydrophilic polymer of hydroxyethylmethacrylate.

Lens Parameters 
Chord Diameter:13.8mm, 14.5mm
Center Thickness:0.07mm at -3.00D, 0.14mm at +3.00D
Base Curves:8.3mm, 8.6mm, 8.9mm
Powers:-10.00D to +6.00D, in 0.50D steps
 -6.50D to -10.00
 
Lens Properties 
Specific Gravity (calculated):0.98 - 1.12
Refractive Index:1.415
Water Content:37.5% in normal saline
Light Transmittance:Blue:  90.9%
Royal Blue:75.6%
 Aqua:89%
 Evergreen: 82.3%
 Green: 94.4%
 Amber: 90.4%
 Violet: 89.3%
Oxygen Permeability (Dk):8.9 x 10-11 (cm/sec) (ml O2/ml x mm Hg), measured at 23 degees C (Fatt Method)