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

Polycarbonate
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 RB4191 with Original Replacement Lenses
Bring your Ray-Ban RB4191 sunglasses back to life with these 100% original replacement lenses. Manufactured and distributed by Ray-Ban/Luxottica, these lenses feature the official RB engraving (where applicable) and deliver the same fit, quality, and protection as your original pair. Choose authenticity and enjoy the comfort and style you expect from Ray-Ban.
Whether your current lenses are scratched, damaged, or you simply want to refresh your look, these original Ray-Ban RB4191 lenses are the perfect solution. They guarantee a precise fit and full compatibility with your frame, restoring the factory-new look and performance of your sunglasses.
Technical Specifications and Materials
- Compatibility: Exclusively for Ray-Ban RB4191 model (check the code on your temple arm).
- Available sizes: Lens diameter: 58 mm; Height: 50 mm.
- Lens material: Plastic (polycarbonate), depending on color variant.
- Available colors: T5 – Brown Gradient Polarized (plastic), 71 – Green (plastic), 8G – Gray Gradient (plastic).
- Shape: Round.
- Use: Sun protection for adults.
- Product type: Official Ray-Ban spare part, not compatible or generic.
- Original frame material: Nylon (for reference, not related to the lens itself).
- Temple length of original frame: 135 mm (check your model for compatibility).
How to Check Your Model and Exact Size
To ensure these lenses fit your sunglasses, follow these steps:
- Find the model code (e.g., RB4191) on the inside of your temple arm.
- Verify the size, usually indicated next to the model (e.g., 58-50).
- Check the color code if you want to match the original tint or finish.
- Confirm any other useful references engraved on your frame.
If in doubt, compare the measurements and exact code before placing your order.
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, made to official standards. Minor variations in materials or shades may occur depending on variant, year, or production batch, always within official specifications.
What exactly is included in my order?
You will receive a pair of original Ray-Ban RB4191 lenses. The frame and other accessories are not included.
Are these guaranteed to be authentic?
Yes, we only supply genuine Ray-Ban replacement parts, ensuring authenticity and quality.
Discover 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 | Nylon |
| Temples Material | Nylon |
| Size | 57 |
| Shape | Round |
| Lenses Color | 71 – GREEN – PLASTIC, 8G – GRAY GRADIENT – PLASTIC, T5 – BROWN GRADIENT POLARIZED – PLASTIC |
| Temple Size | 135 |
| Height (mm) | 50 |
| Width (mm) | 58 |
| Lens material | Polycarbonate |





Reviews
There are no reviews yet.