National Eyeglasses with your bifocal prescription lenses combines your attention to detail with a profound blend of chic and glamorous fashion. Their innovative look gives the person wearing them a captivating role in the fashion era. National Eyeglasses have a ready to wear design that makes them easy to wear for any occasion. With versatility in mind National Eyeglasses is a great purchase for your contemporary style.

OpticsPlanet provides authentic National Eyeglasses that are not replicas, imitations, replicas or fakes. Their full manufacturer's guarantee provides peace of mind with your purchase. Not to mention our Free Shipping on most orders over $29.95 to the contiguous 48 states. Check out our entire inventory of National Eyeglasses today.

See our Guide To Rx Glasses for information on how to order the National Rx NA 0231 with bifocals from our store. Contact Us if our eyewear experts may provide assistance with the National NA0231 lined multifocal glasses.

National NA0231 Eyeglass Frames Description:

• Frame Type: Plastic
• Flex Temple: No

Package Contents:

• Genuine National NA 0231 Prescription Rx Eyeglasses with Lined Bi-Focal Lenses

National Eyeglasses Prescription Information:

We, at OpticsPlanet, try to make it easy to order Bifocal Glasses on line by providing as much information as we can. See our detailed Rx information page that explains How to Read Your Eyeglass Prescription.

Available National NA0231 Rx Lens Styles:

• National Rx Prescription NA0231 Eyeglasses with Single Vision Rx Lenses
• National Prescription NA0231 Eye Glasses with Rx Lined Bi Focal Lenses (presented above)
• National Prescription NA0231 Eye Glasses with Rx No Line Progressive Rx Lenses

These National Prescription Eyeglasses are also available as Nationals Eyeglass Frames without prescription lenses:

National NA 0231 Eyeglasses frames without prescription lenses

National Bifocal Eyeglasses Rx Lenses are available in the following lens materials:

• CR-39 Plastic (also known as hard resin) is overall cost-effective & most commonly used lens material. CR-39 is thinner and lighter than glass. Recommended sphere range is 0.00 - +/-8.00 and cylinder range is 0.00 - +/-2.00
• Polycarbonate is the most impact resistant lens available. Polycarbonate lenses are highly recommended for kids, sportsmen and military. This lens material is thinner & lighter than CR-39 or glass. It blocks UV rays. Anti-scratch coating is included. Recommended sphere range is +/- 2.00-8.00
• Aspheric Polycarbonate lenses feature the same properties as polycarbonate lenses, but they are recommended for plus (+) sphere prescriptions only
• High Index 1.60 (also known as HX 1.60) lenses are thinner & lighter than CR-39 or glass. Recommended sphere range is 0.00 - +/-15.00
• High Index 1.67 (also known as HX 1.67) lenses are thinner than High Index 1.60, CR-39 or glass. Recommended sphere range is 0.00 - +/-16.00
• Glass lenses feature superior optical quality and scratch resistance. Although glass is heavier and thicker than other lens materials. Recommended sphere range is 0.00 - +/- 3.00