Features
SIZE

48 mm.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

TACPolycarbonate
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

Compatible Ray-Ban 3857 Frank Replacement Lenses. Transform your sunglasses with these high-quality replacement lenses. Engineered to provide UV protection, these lenses rejuvenate your eyewear with value and style, offering a seamless fit for your original frames.
Compatibility of Ray-Ban 3857 Replacement Lenses
Check compatibility by verifying the model number inside the temple of your Ray-Ban 3857. Ensure it matches for perfect installation, ideal for extending the life of your cherished sunglasses.
Features of Compatible Ray-Ban 3857 Lenses
- Made with durable polycarbonate material.
- Offers superior UV protection.
- Fits precisely into Ray-Ban 3857 models.
- Available in sizes 51 and 48.
How to Install Replacement Lenses
To install, carefully remove the current lenses from your frame. Insert the new lenses, ensuring they are securely fitted without gaps, confirming proper alignment.
Maintenance and Warranty
Recommended cleaning with water and a special lens cloth. We offer a 2-year warranty for manufacturing defects (this warranty does not cover scratches or damage caused by use).
Tutorial
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How to change the lenses on your glasses?
- Prepare your glasses: Wash your hands and place the glasses on a clean, soft surface to avoid scratches.
- Loosen the frame screw: Use a precision screwdriver to carefully loosen the screw holding the lens. Keep the screw in a safe place to avoid losing it.
- Remove the old lenses: Once the screw is loosened, gently slide out the lens, avoiding excessive force to prevent damaging the frame.
- Align the new lenses: Ensure the new lenses match the curvature and shape of the frame.
- Insert the new lenses: Carefully place the lens into the frame and reinsert the screw, tightening it gently to secure the lens without over-tightening.
- Check and clean: Ensure the lenses are properly fitted and clean the surface with a microfiber cloth.
It’s that easy! Enjoy your refreshed glasses with new lenses.
“
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 |
| Size | 48, 51 |
| Audience | Adult |
| Use | Vision |
| Product Type | Original |
| Temples Material | Metal |
| Shape | Cuadrada |
| Ray-Ban Model | |
| Lens material | TAC, Polycarbonate |
| Brand | Ray-Ban |
| Lens curvature | Base 6 |
| Height (mm) | 42, 44 |
| Width (mm) | 53, 56 |
| Front Material | Metal |






Nicholas –
Good quality.
Nicholas –
Good quality.
Hayden (verified owner) –
The product is firmly packed.
Ryder (verified owner) –
The product is firmly packed.
Kevin (verified owner) –
Very fast delivery.
Zane (verified owner) –
Good quality.
Leo (verified owner) –
Good service.
Aadarsh –
Very fast delivery.
Aadarsh –
Very fast delivery.
Samuel (verified owner) –
Very fast delivery.
Jackson (verified owner) –
Good quality.