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)
Design
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
|
BNL.0015.USA.19