Features
SIZE

51 mm.
Before making your purchase, make sure to check the measurements of your glasses. This model is available in x lens width. All dimensions are listed in millimeters and include lens width, bridge, and temple length.
MATERIAL

PolicarbonatoPolycarbonate
EASY INSTALLATION

Easy Installation
All our spare parts are designed to fit perfectly with your original model. You can do it yourself at home by following our step-by-step instructions or videos.
Description

Original Ray-Ban RB4341CH replacement lenses
Bring your Ray-Ban RB4341CH sunglasses back to their original sharp, high-contrast Chromance vision without buying a complete new frame. These original Ray-Ban replacement lenses are a smart way to save up to 60% compared with new sunglasses, with free shipping and the confidence of buying from an official EssilorLuxottica distributor.Model compatibility
These lenses are made for Ray-Ban 4341CH in size 51. As original Ray-Ban lenses, they are designed to match the exact geometry of this model, including the square shape, 67 mm lens diameter and Base 6 lens curve. If you are unsure whether your sunglasses are RB4341, RB4341CH or another version, send us a photo of the inner temple text. Our optical team will check it before you order.How to identify your model and size
Look inside the temple arm of your Ray-Ban frame. You should see the model reference, such as RB4341CH, followed by size data. For this product, the key size is 51. Even a small size difference can make the lens too loose or too tight. Always check the model and size before fitting replacement lenses.Main features
- Brand: Ray-Ban
- Model: 4341CH / RB4341CH
- Size: 51
- Lens diameter: 67 mm
- Shape: square
- Lens curve: Base 6
- Lens material: polycarbonate
- Use: sunglasses
- Audience: adult
- Product type: original
- Temple material: metal
Available lens options
- 5J - Silver mirror Chromance polarized - plastic
- A1 - Flash blue mirror Chromance polarized - plastic
- BA - Blue Chromance polarized - plastic
- BC - Purple Chromance polarized - plastic
- 6O - Green mirror Chromance polarized
Material, protection and lens finishes
These Ray-Ban RB4341CH replacement lenses are made from polycarbonate, a light and resistant material for everyday sunglass use. All listed options feature polarized Chromance technology, developed to enhance contrast, reduce glare and deliver a clearer visual experience. They provide UV400 protection, blocking 100% of UVA and UVB rays. You can also browse more original Ray-Ban lenses in our official Ray-Ban category.Why replace only the lenses
If your RB4341CH frame is still in good condition, replacing only the lenses is the most practical choice. You restore clear vision, keep the frame that already fits your face and avoid the cost of a complete new pair. It is also a more sustainable repair: less waste, longer frame life and no compromise on original Ray-Ban optical performance.Authenticity and logo
We are an official EssilorLuxottica distributor. Original Ray-Ban lenses include the Ray-Ban logo and, on these polarized versions, the Ray-Ban P marking. In our own optical workshop in Granada, qualified opticians check lenses with a lensmeter before shipping. Since 2018, we have repaired more than 600,000 glasses, processed over 400,000 orders and shipped to more than 50 countries.Frequently asked questions
Do these lenses fit every Ray-Ban 4341?
These lenses are for Ray-Ban RB4341CH in size 51. If your frame shows a different model or size, contact us before ordering.Can I upgrade to Chromance if my old lenses were different?
The key point is frame compatibility with RB4341CH size 51. If the model and size match, these original polarized Chromance lenses can restore that premium visual experience.Are they genuine Ray-Ban lenses?
Yes, they are original Ray-Ban lenses. They include the Ray-Ban logo and, because these options are polarized, the Ray-Ban P marking.What if I choose the wrong size?
The wrong size may not seat correctly in the frame. Send us a photo of the temple inscription and we will verify the correct replacement before you buy.Can I fit them at home?
Many customers can replace lenses carefully at home, but the frame should never be forced. If you are not experienced, we recommend professional fitting by an optician.Why not buy cheaper compatible lenses?
With RB4341CH, the Chromance lens is a key part of the sunglasses. Generic lenses may darken the view, but they do not reproduce the original Ray-Ban fit and optical performance.Tutorial
Installing Ray-Ban RB4341CH lenses
Before installation, check the inside of the temple arm and make sure your frame is Ray-Ban RB4341CH in size 51. Also confirm the selected lens option before removing the old lenses.
On metal frames, lens replacement is usually done by loosening the rim screw, removing the old lens and inserting the new one without force. On acetate or plastic frames, lenses are often pressure-fitted, and gentle controlled warmth can help the frame flex. Rimless or special constructions should be handled by a professional.
Work on a clean surface and avoid touching or rubbing the lens finishes. If the lens does not seat easily, stop and recheck the model and size.
If you are not used to fitting Ray-Ban replacement lenses, visit an optician. Professional installation ensures the lens sits correctly in the groove and keeps your RB4341CH frame properly aligned.
Be Eco-Friendly

Commitment to Quality and the Environment
At Replacementlenses.net, our commitment to both quality and the environment is at the core of our mission.
We understand the importance of sustainability in today’s world, which is why we offer replacement parts for your glasses. Our goal is to help you extend the life of your favorite eyewear, reducing waste and the need for new purchases.
By choosing our products, you not only save money but also contribute to a more sustainable future. We believe that every small effort counts and that together we can make a big difference in protecting our planet.
Additional information
| Weight | 25 g |
|---|---|
| Dimensions | 20 × 10 × 1 cm |
| Brand | Ray-Ban |
| Audience | Adult |
| Use | Sun |
| Product Type | Original |
| Shape | Cuadrada |
| Lenses Color | 5J – SILVER MIRROR CHROMANCE POLARIZED – PLASTIC, A1 – FLASH BLUE MIRROR CHROMANCE POLARIZED – PLASTIC, 6O – GREEN MIRROR CHROMANCE POLARIZED, BA – BLUE CHROMANCE POLARIZED – PLASTIC, BC – PURPLE CHROMANCE POLARIZED – PLASTIC |
| Lens material | Policarbonato, Polycarbonate |
| Lens curvature | Base 6 |
| Width (mm) | 44, 67 |
| Height (mm) | 67, 44 |
| Front Material | Peek |
| Ray-Ban Model | |
| Size | 51 |
| Temples Material | Metal, Plastic |






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