Professionals > Tools
 

Tools

Tools below allow you:
  • to calculate contact lenses overrefraction
  • to convert glasses power into contact lens values
  • to get base curve from the corneal power

Over-refraction calculation
  Contact lens Over-refraction Result
Sphere
Cylindre
Axe
Stabil. (TABO)    
Addition
   
 

Eyeglass power conversion

  Spectacles Contact lens
Sphere
Cylindre
VERTEX POWER  
 
 
 

Corneal curve conversion
Base curve (dpt)
Tears index
Base curve (mm)
   
 

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