There are several contact lenses, each designed to meet specific visual needs and preferences. Some of the most common types of contact...

Polarized lenses are eyeglass lenses that reduce glare from reflective surfaces, such as water, snow, and car windows. They work by...

Photochromic lenses are eyeglass lenses that darken in sunlight and lighten in the absence of UV light. They are designed to adjust to...

Line-free progressive lenses are a type of multifocal lens that is designed to eliminate the visible line often seen in traditional...

Lined bifocal and trifocal lenses are the next step from single-vision lenses and correct multiple distances. Bifocals are commonly used...

Single-vision lenses are the most commonly used type of lens in eyeglasses. They are designed to correct either nearsightedness (myopia),...