3M™ Press-On™ Optics are useful for some refractive corrections and you can use both types of optics for either temporary or long term corrections.
* Used for refractive +/- correction - these are not prisms.
Apply a Press-On sphere to the back surface of one or both lenses of the patient`s eyeglasses with just water.
It can be applied to the entire lens or to any region of the lens.
3M™ Press-On™ Aspheric Optics:Range:
-1.0D to -14.0D
Material: Polyvinyl Chloride
Diameter: 63.5 mm
Units/Package: 1 Lens