Contact Lenses & Care

Boston® Equalens® II GP Lens Material

A high Dk GP lens material formulated for daily or extended wear. Available in a wide range of parameters to suit most fitting situations.

Indications/Features

  • Myopia
  • Hyperopia
  • Astigmatism
  • Daily wear
  • Extended wear

 

Material Properties

Trade Name: Boston® Equalens® II
Material Name: oprifocon A
Oxygen Permeability (Dk): 85*
Wetting Angle: (Captive Bubble) 30 deg.
Hardness: (Rockwell R) 114
Saline Absorption: 1.0%
Refractive Index: 1.423
Specific Gravity: 1.24
Tint: Blue

*polarographic method (ISO/Fatt)