For this reason, the Oakley sunglasses free shipping Prescription shield lenses have a left and right prescription lens insert. The insert is fused into the lens and non-removable but you are able to see the outline of where the fused oakley for cheap sale prescription insert is in the lens. This outline will be less noticible the darker the lens. For more information and to see an image of the insert check out the SaltCityOpticsBlog.
When ordering prescription shields such as the cheap Oakley replica Radar or Radarlock it is important to note that the prescription will not go from edge to edge of the lens as it would in a non-shield style such as the Flak Jacket. Currently the lens technology does not exsist for such a large, oakley paypal online high-wrap lens to be made in prescription without peripheral distortion.