Lens Parameters          
   

Methafilcon 55% Standard Sphere

Base Curve

8.3, 8.6, 8.9

Diameter

14.0, 14.5, 15.0

Sphere Range

+10.00 to -20.00

     
   

   

Methafilcon 55% Specialty Sphere

Division I

Base Curve

8.0, 8.3, 8.6, 8.9, 9.2

Diameter

14.0, 14.5, 15.0

Sphere Range

+20.00 to -20.00

Division II

Base Curve

8.6 to 10.1 in .3mm steps

Diameter

15.5 to 18.0 in .5mm steps

Sphere Range

+20.00 to -20.00

Division III (Large Diameter)

Base Curve

Diameter

Power

9.2

16.0

Plano

9.5

18.0

Plano

9.8

20.0

Plano

10.0

22.0

Plano

10.3

24.0

Plano

Custom Spheres
For Your Most Difficult to Fit Patients

Custom Pediatric
Custom Aphakic
All Custom Sphere Lenses
Methafilcon A, 55% Water, Daily Wear Polymacon. 38% Water, Daily Wear

   
  WESTCON offers the widest range of parameters.
For parameters not listed, call
1-800-346-4303

 
   

Polymacon, 38% Sphere

Base Curve

8.0, 8.3, 8.6, 8.9, 9.2

Diameter

13.5, 14.0, 14.5

Sphere Range

+20.00 to -20.00

     
                 
      PATIENT SELECTION
1. An unlimited refractive error with less than –0.50 diopters of cylinder refraction.
2. Patients with a normal visual and eye health examination with no contraindications to soft contact lens wear
.