Features
SIZE

57 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

Glass
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

Restore your Ray-Ban RB3702 with original replacement lenses
Bring your Ray-Ban RB3702 sunglasses back to life with these 100% original replacement lenses, manufactured and distributed by Luxottica. Enjoy the authentic Ray-Ban quality, perfect fit, and the iconic RB logo laser-engraved on the lens—your guarantee of authenticity and premium craftsmanship. If your original lenses are scratched or damaged, these official replacements will restore the look and performance of your favorite sunglasses, ensuring the same visual experience as the day you bought them.
Always choose original Ray-Ban parts to maintain the value and integrity of your eyewear. These lenses are specifically designed for the RB3702 model, ensuring total compatibility and long-lasting durability.
Technical specifications and materials
- Compatibility: Exclusively for Ray-Ban RB3702.
- Lens size: 57 mm (check the inner temple of your sunglasses).
- Lens height: 43 mm.
- Approximate diameter: 61 mm.
- Lens material: High-quality crystal, as specified by Ray-Ban.
- Available colors:
- 3F – Blue gradient (Crystal)
- 51 – Light brown gradient (Crystal)
- K8 – Dark grey polarized (Crystal)
- AF – Dark violet polarized (Crystal)
- AN – Brown polarized (Crystal)
- Shape: Pillow (soft rectangular, original RB3702 design).
- Use: Sun protection, UV filtering, and visual comfort.
- Audience: Adult.
- Product type: Original Ray-Ban replacement, not compatible or generic.
How to check your exact model and size
To ensure compatibility, follow these steps:
- Find the inscription on the inside of your Ray-Ban temple arm.
- Look for the model code: it should read "RB3702".
- Verify the size, usually indicated next to the model (e.g., 57).
- Check the color code if you need a specific tint.
- If unsure, compare your original lens measurements with those listed above.
Frequently asked questions before buying your lenses
Are these identical to the lenses my sunglasses came with?
Yes, these are original Ray-Ban/Luxottica replacement lenses, manufactured to the brand’s official standards. Minor updates in color or material may occur depending on variant or production year, but always with original quality.
What exactly is included in my order?
Your order includes one pair of original Ray-Ban RB3702 lenses. The frame and other accessories are not included.
Are they guaranteed authentic?
Yes, we guarantee you will receive authentic Ray-Ban replacement parts, distributed by the official manufacturer.
Explore our full range of original Ray-Ban replacement parts.
You can also browse all our original Ray-Ban lenses available for other models.
Tutorial
How to Change Your Glasses’ Temples in 5 Steps
- Prepare your tools: You will need a small screwdriver (if the temples have screws) or just your hands if they are snap-on.
- Remove the old temples: If they are attached with screws, carefully unscrew them. If they are snap-on, gently slide them out of the frame.
- Compare the new temples: Ensure the replacement is compatible with your model by checking the size and attachment system.
- Install the new temples: Properly align the hinges and tighten the screws or snap the temples into place.
- Check the fit: Try on the glasses to make sure the temples are securely attached and aligned. Adjust if necessary.
It’s that easy! With these simple steps, you can give your favorite glasses a second life effortlessly.
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 |
| Audience | Adult |
| Use | Sun |
| Product Type | Original |
| Brand | Ray-Ban |
| Ray-Ban Model | |
| Front Material | Metal |
| Temples Material | Metal |
| Size | 57 |
| Shape | Pillow |
| Lenses Color | 3F – BLUE GRADIENT – CRYSTAL, 51 – BROWN LIGHT GRADIENT- CRYSTAL, AF – DARK VIOLET POLAR – CRYSTAL, AN – BROWN POLARIZED – CRYSTAL, K8 – DARK GREY POLARIZED – CRYSTAL |
| Temple Size | 135 |
| Height (mm) | 43 |
| Width (mm) | 61 |
| Lens material | Glass |





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