The Boston Envision contact lens is made from the Boston EO (enflufocon B) material and incorporates a patented back surface design for fitting ease and patient comfort. The Boston Envision lens with Boston EO is intended for daily wear.

Special applications may include: early keratoconus, moderate amounts of corneal astigmatism (<4.00 D), post-corneal surgery fitting, and irregular corneal topography.

Key Features & Benefits

  • Patented back surface design
  • Fitting ease and patient comfort
  • Wide diameter range availability (9.3 to 10.3mm)


Indications: myopia, hyperopia, astigmatism
Modality: daily wear
Power Range: -20.00D to +20.00D in 0.12D increments
Diameter: 9.3 mm - 10.3 mm
Base Curve Range: 7.0 mm to 8.3 mm in 0.1 mm increments
Center Thickness: 0.15 mm(@ -3.00D)
Specific Gravity: 1.23
Refractive Index: 1.429
Wetting Angle: (Captive bubble) 49°
Oxygen Permeability: 58 (polarographic methodISO/Fatt)
Tint: Blue
UV Absorber*: yes

*UV-absorbing contact lenses are NOT substitutes for protective UV-absorbing eyewear such as UV-absorbing goggles or sunglasses. Persons should continue to use their protective UV-absorbing eyewear as directed.

Disinfection Methods

Boston Care Systems

Boston Envision: Additional information

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