Contact Lenses & Care

Boston RXD® Lens Material (Discontinued - 12/2007)

Please note: Boston® RXD Lens Material was discontinued in December, 2007 and is no longer available.  We recommend Boston ES® or Boston EO® as replacement materials.

Boston® RXD is a mid-Dk GP lens material for daily wear use. Available in a wide range of parameters to suit most fitting situations.

Indications/Features

  • Myopia
  • Hyperopia
  • Astigmatism
  • Daily wear

 

Material Properties

Trade Name: Boston RXD®
Material Name: itabisfluorofocon A
Oxygen Permeability (Dk): 24*
Wetting Angle: (Captive Bubble) 39 deg.
Hardness: (Rockwell R) 121
Saline Absorption: 1.0%
Refractive Index: 1.435
Specific Gravity: 1.27
Tint: Blue, Ice Blue

* polarographic method (ISO/Fatt)