How to read the inscription
In an inscription such as RB4140 ··· 49□·· 145, each part has a purpose:
All Ray-Ban replacement lenses →All original Ray-Ban lenses →
Bring your Ray-Ban RB4140 glasses back to life with a pair of original lenses, made for this model and bearing the original logo.
The inscription on the inside of the arm lets you confirm the model and exact lens measurement without visually comparing frames.
In an inscription such as RB4140 ··· 49□·· 145, each part has a purpose:
Frame material of the RB4140: Nylon. This pair of original lenses keeps the shape, thickness, beveling and fit designed for this frame; you just need to confirm that the reference and lens size match.
We work with original replacement parts and help you confirm the model and lens size to reduce mistakes before we prepare your order.
ReplacementLenses has been a certified EssilorLuxottica distributor since 2018.
Ray-Ban pair with the original markings for the variant.
We explain where to find RB4140 and how to tell the 49 mm lens sizes apart.
Coverage against manufacturing defects and after-sales support.
This model has a dedicated guide: follow the method shown in the video for your frame.
If your 4140 model lenses are scratched, worn, or your vision is no longer as clear as before, these Genuine Replacement Lenses offer the official solution to restore the original quality of your eyewear. Choosing original spare parts is essential to maintain the optical clarity, perfect fit and standard UV protection that define the 4140 model. Avoid imitation lenses and trust only Genuine Replacement Lenses for your 4140 frames for uncompromised performance.
These Genuine Replacement Lenses for the 4140 model are crafted from polycarbonate, a premium material selected for its lightness, impact resistance, and high optical precision. Polycarbonate lenses deliver clear, sharp vision with minimal distortion, ensuring a comfortable visual experience. Standard UV protection is integrated to protect your eyes from harmful ultraviolet rays in daily use, preserving your ocular health.
These are original spare parts, precisely engineered for the 4140 model, ensuring easy replacement and a seamless fit into your Ray-Ban frames. Manufactured by Luxottica, these lenses restore your eyewear’s performance and style with authenticity and durability.

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The price is for a complete pair: original Ray-Ban right and left lenses.
Yes. You can choose another available variant as long as you select the RB4140 model and the exact lens size of your frame.
Yes. On polarized variants, the marking may appear as Ray-Ban P, in addition to the discreet RB engraving.
No. Shape doesn't determine compatibility: these lenses are only for reference RB4140 and the lens size you choose.
Your review of Ray-Ban RB4140