Our dry eye blog — photochromic lens

Many people ask us what the difference is between polarised and photochromic lenses.

Polarised lenses

A polarised lens reduces glare from the sun that is reflected at an angle off shiny surfaces.

These may include water, light coloured buildings, metal surfaces such as car bonnets, and roads, especially when the sun is at a low angle and glare is is caused by reflection off a wet or icy road surface.

Polarised lenses are generally the preferred choice if your eyes are sensitive to the sun's glare. They are particularly useful for sailing and other water sports, fishing, driving, cycling and generally...