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- 1. Free Shipping for orders above $30
- 2. This product is not in stock. It will be sourced from our suppliers within 5-11 Working Days.
- 3. For orders with prescription lenses please expect an additional 3-7 Working Days before shipping.
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Frame Details
- General purpose sunglasses
- High protection against sunglare
- Good UV protection
- Not suitable for driving in twilight or at night
- Not for direct observation of the sun
- Not for protection against artificial light sources, e.g. solaria
- Not for use as eye protection against mechanical impact hazards
Prescription Details
Details
About Ray-Ban RB4640 601/31
Available Lenses
We offer a variety of lenses to suit your lifestyle and vision needs. Explore our lens options below:
Everyday use for those who are near sighted (minus lens) or farsighted (plus lens).
Astigmatism prescription can also be incorporated within the lens to ensure you get clear vision.
- Tailored to one focus length
- Wide field of view
- Transparent lens
Three prescriptions in one lens to help you see objects at all distances. They provide a seamless transition between distance, intermediate, and near vision.
- 3 in 1 lens
- Transparent lens, no lines
- Clear vision at all distances
Single magnification power used to aid close-up vision like reading or using your smartphone.
- Near vision magnification
- Wide field of view
- Transparent lens
Fashion lenses have no power, but offer the essential protection and optional upgrades that a prescription lens does. If you don't need prescription lenses, these enable you to wear frames that look fully authentic and fashionable.
- Non-prescription
- Authentic look
- Essential protection
zFORT® is a revolutionary technology lens, with a pale yellow fort-like protective coating which filters out harmful blue light.
Protect your eyes from digital devices such as your smartphone or computer and help to reduce eye strain, headaches and trouble sleeping.
- Protection from harmful blue light
- Reduce artificial glare & eyestrain
- Increased comfort for computers & smartphones
Transitions lenses block out 100% of UV light and offer additional protection from the blue light emitted from electronic devices, such as your smartphone and computer.
The light intelligent lenses remain clear indoors and once the UV light hits the lens it changes to a dark tint offering comfort and protection from sunlight.
- 100% UV block
- Blue light filter
- Transparent lens, darkens with UV
Polarizing lenses eliminate glare, improves clarity and enhances contrast whilst protecting your eyes from harmful UV lightrays. Perfect for driving and outdoor sports, most notably water and winter sports.
- Eliminate glare
- UV and blue light protection
- Enhanced contrast
Mirror lenses take your sunglass frame to the next level, with a highly reflective and eye catching coating, available in a wider choice of colours.
- Reduced glare
- UV protection
- Added comfort from bright lights
Tinted lenses will help protect your eyes against UV rays with enhanced color contrast. Choose the best color and gradient that suits your lifestyle.
- UV protection
- Custom tint dip style
- Custom tint colour darkness
Why buy from us
Excellent Service
The Ray-Ban RB4640 is among the many premium options available to order now in our Ray Ban collection. SmartBuyGlasses stocks great-quality eyewear from some of the most renowned brands. It is safe to say that there is something for everyone in our extensive collection of eyewear. If you are after great deals on designer frames, our online store is the place to look. We can also provide prescription lenses for individuals who need them for their eyewear. SmartBuyGlasses accommodates orders throughout and outside the United States. Check out our entire online catalog to find other Full Rim frames in Black. You can also discover options made of Plastic at reasonable prices you can afford. SmartBuyGlasses makes it possible to buy premium eyewear from the comfort and convenience of your home. All of our items have been thoughtfully categorized to ensure that you find what you are looking for exactly. You can also take advantage of our intuitive search tool to get an exhaustive list of Wayfarer frames to suit your taste. Once you find a suitable pair, you just have to place your order and wait for it to arrive at your doorstep! Take a look at our other product categories and shop now!
SmartBuyGlasses provides comprehensive two-year warranties for every one of our eyewear products. We make sure that you get the best deals that you can get when you shop with us. You are guaranteed the most competitive prices from our range of authentic frames, so check out our entire collection of Ray Ban sunglasses now. Our product range extends far beyond options like the Ray-Ban RB4640. We offer the best prices for a wide variety of designer brands. Check out our full catalog of Ray Ban sunglasses to find related premium items, including the Ray-Ban RB4340, the Ray Ban RB4391D Asian Fit Polarized, and the Ray-Ban RB2140F WAYFARER Asian Fit. If you prefer your eyewear in a different style, we also have an extensive collection of Wraparound and Oval frames. Whether you are into Yellow or Orange frames, we provide an endless array of color combinations available to you. You can also navigate to our Shop By Color page to narrow down options that you know will suit your style. Glasses are not only functional but can also make a fashion statement. Order a fashionable pair from us and make a lasting impression on the people you meet.
In case this particular product does not appeal to you, there are several alternatives you can choose from. SmartBuyGlasses is committed to offering the most competitive prices on the market to help you save money when you purchase your next pair of eyewear. There are hundreds of options available for you at our online store, so whether you are looking for a high-end designer frame or something more affordable, we are sure to have it in stock. The affordable frames we offer are made of only the best materials. You can get a low-cost pair of superior quality for a fraction of what you would pay at a local retail shop. Take a look at our online store to find a huge selection of eyewear for Men, Women, and Kids. You are also welcome to reach out to us if you need help finding polarized sunglasses or prada sunglasses. SmartBuyGlasses ships across the United States, and if you want to receive your order as quickly as possible, you can also opt for express delivery. You can be sure that your order will be delivered intact and on time by our courier partners. Place an order today!
