Features
SIZE

50 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 RB4336 replacement lenses
If your Ray-Ban RB4336 frame is still in great condition but the lenses are scratched, replacing only the lenses is the smart way to bring them back to life. These original Ray-Ban replacement lenses for model 4336 let you keep your frame, restore clear sun protection and save up to 60% compared with buying a complete new pair. At ReplacementLenses.net you also get free shipping and the confidence of ordering from an official EssilorLuxottica distributor.Model compatibility
These lenses are made for Ray-Ban RB4336 in size 50. The fit depends on both the model code and the eye size, so your frame should read RB4336 50. We do not recommend fitting them into replicas, similar phantos frames or other Ray-Ban model numbers, as small differences in the rim can prevent a secure fit.How to identify your model and size
Check the inside of the temple arm. You should find the Ray-Ban model code followed by the size information. For this replacement, the key details are RB4336 and size 50. The lens shape is phantos and the lens diameter for this part is 67 mm, with a Base 6 curve.Main features
- Brand: Ray-Ban.
- Compatible model: RB4336.
- Size: 50.
- Lens diameter: 67 mm.
- Shape: phantos.
- Lens curve: Base 6.
- Lens material: polycarbonate.
- Use: sunglasses.
- Audience: adult.
- Product type: original.
Available colours
- 33 - Brown uniform - Crystal.
- 51 - Brown light gradient - Crystal.
- 71 - Grey blue gradient - Crystal.
- R5 - Grey - Crystal.
Material, protection and lens options
These RB4336 lenses are made of polycarbonate, a lightweight and resistant material for everyday sun use. They provide UV400 protection, blocking 100% of UVA and UVB rays. Depending on the colour selected, you can choose uniform or gradient lens options, always using the original colour codes listed for this model.Why replace only the lenses
Your Ray-Ban RB4336 frame is built to last. If the only problem is scratched or damaged lenses, replacing them avoids wasting a perfectly good frame, reduces unnecessary consumption and gives you a refreshed pair of sunglasses at a fraction of the cost of buying new. It is a practical, sustainable and cost-effective repair.Authenticity and Ray-Ban logo
Because these are original Ray-Ban lenses, they include the Ray-Ban logo used by the brand. We are an official EssilorLuxottica distributor, and our qualified opticians in Granada check lenses with a lensmeter before dispatch. You can also browse more original Ray-Ban lenses for other models.Frequently asked questions
Will these lenses fit any Ray-Ban 4336 frame? They are designed for Ray-Ban RB4336 in size 50. Always check the model code printed inside the temple before ordering, especially if your frame has a similar phantos shape. Can I use them in a replica frame? We do not recommend it. Original RB4336 lenses are cut to the specifications of the genuine Ray-Ban frame, and copies may have different rim dimensions. Are these glass or polycarbonate lenses? According to this product’s specifications, the lenses are polycarbonate. This provides a lightweight feel and good everyday resistance for sunglass use. Do they provide UV protection? Yes, they provide UV400 protection, blocking 100% of UVA and UVB rays. That is one of the main reasons to choose original lenses instead of unknown generic alternatives. Can I install them at home? The RB4336 has a nylon frame, so fitting is normally done by pressure, with gentle warmth if the frame is stiff. If you feel strong resistance, an optician should install them to avoid damaging the frame. Are polarized lenses available? Only choose a polarized version if the selected lens option is clearly marked as polarized. The colour options listed here are 33, 51, 71 and R5. Is it worth replacing the lenses instead of buying new sunglasses? If your frame is still in good condition, yes. Replacing the lenses can save up to 60% compared with a complete new Ray-Ban pair.Tutorial
How to install Ray-Ban RB4336 lenses
Before fitting the lenses, make sure your frame is Ray-Ban RB4336 and that the size printed inside the temple is 50. A similar-looking frame or a different size can cause poor fit or lens movement.
The RB4336 uses a nylon frame. On this type of frame, lenses are usually fitted by pressure: insert one edge into the groove first, then press the rest of the lens into place with controlled pressure. If the frame feels stiff, a little gentle warmth from lukewarm water or warm air can help the material flex slightly.
Do not force the lens if it does not seat naturally. Excess pressure can mark the lens edge or distort the frame. If you are not used to fitting lenses in plastic or injection frames, we recommend having an optician install them. Our Granada workshop handles this type of replacement daily and checks lenses with professional optical equipment.
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 | Phantos |
| Lenses Color | 33 – BROWN UNIFORM – CRYSTAL, 51 – BROWN LIGHT GRADIENT- CRYSTAL, 71 – GRAY BLUE GRADIENT – CRYSTAL, R5 – GRAY – CRYSTAL |
| Lens material | Policarbonato, Polycarbonate |
| Lens curvature | Base 6 |
| Width (mm) | 49, 67 |
| Height (mm) | 67, 49 |
| Front Material | Nailon |
| Ray-Ban Model | |
| Size | 50 |
| Temples Material | Nailon, Plastic |






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