Single vision lenses are the most common type of prescription lenses.

These lenses  have a single field of vision throughout the whole lens. In other words, one prescription power for correcting nearsightedness (myopia) or farsightedness (hyperopia).

Single vision lenses are also used for reading glasses.

The highest quality is engineered into every step of the Seiko Single Vision lens range to ensure excellent vision for all products, from the classic everyday aspherical up to the high performance vision correction lens.