£24.99
Product Description
PureVision2 for Astigmatism contact lenses from Bausch & Lomb are designed to perfection with high-optics stabilisation for crystal clear vision, no matter how active your lifestyle and how severe your astigmatism.
Further Information
Prescription Information
Your prescription information is on the right hand side of your contact lens box. For accuracy we suggest using this to make sure you order the correct lenses.
Axis
The placement of the extra power in a toric lens for astigmatism. The axis can be anywhere between 0 and 180 degrees.
Base Curve
Base curve, determining how the lens fits. It is usually an 8.x or 9.x number. Some brands use non-numeric base curves such as flat, media or steep.
Cylinder
Extra power needed for astigmatism. Always a - (minus) number.
Diameter
The diameter of the lens. Most brands come in a couple of sizes. Usualy a 14.x number but could be between 13.x to 15.x.
Power
Sometimes called ‘sphere’ or ‘strength’. Measured in diopters and always preceded by - (minus) or + (plus). Negative (-) powers help to correct short sighted conditions. Positive (+) powers help to correct long sighted conditions.