We offer Flat top BiFocals with 28mm or 35mm segment widths. This will allow for large comfortable reading areas
Bifocal vision distance viewing means that the reading area has a half moon shape with a "flat top", in the bottom area of the lens. Crystal Vision lenses are made by one of the world's largest lens company making top quality lenses. All Crystal Vision Lenses are made in the U.S., to exacting specifications, in an Essilor laboratory, and we are able to offer them at a great price point. This lens is a good choice for corrections up to +/-4.00, and it is available with a variety of options such as Transitions, UV protection, sunglasses or fashion tint, standard Anti-Reflective coating, and the top-quality Crizal Alize and Crizal Avance coatings.