However, these lenses have no visible lines, improving the cosmetic appearance of your lenses while providing clear natural vision at all distances. A thinner lens material, referred to as higher ...

The transmitted light rays then form a real or virtual image of the object. Lenses can be classified into two broad types: positive (or converging) and negative (or diverging) lenses. Positive lenses ...

Spherical lenses are optical lenses with curved surfaces which converge or diverge light rays, thus forming a real or virtual image of an object. They are also known as singlets. Before selecting a ...

Your daily routine can significantly impact your choice between eyeglasses and contact lenses. Types of Contact Lenses Daily Wear Lenses Daily wear lenses are designed to be worn during the day ...