This is it in full:“There are clear and demonstrative benefits to using polarising lenses over conventional sunglasses, which enhance the quality of vision for outdoor glasses wearers. Specsavers’ polarising lenses are manufactured with a microfilm polarising filter which is moulded into the lens. If a customer looks at the picture through polarising lenses with horizontal absorption axis, the obstruction is virtually eliminated, resulting in higher clarity of image. This simulates what happens when a driver uses polarising lenses in the car. “The demonstrator is used as a tool to help our customers make an informed decision about polarising lenses.

Source: The Irish Times March 26, 2018 06:03 UTC