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Prescription lenses Ray-Ban RB3445
A pair made to measure for your Ray-Ban RB3445. Choose the use, finish and prescription; we check your prescription details before making it.
Your prescription, explained simply
Use this guide to recognise each value. If something doesn't match or isn't on your prescription, attach a photo and we will check it before manufacturing.
The right thickness for your prescription
The index indicates how much the material bends light. A higher index allows a thinner lens when the prescription is strong.
Standard CR39 option for low prescriptions at a lower price.
Standard thicknessHigh-index organic material for a thinner lens.
Depending on finishAvailable in clear lenses for strong prescriptions within the supported range.
Clear · 4–6 DClear vision
Optical materials selected to provide natural vision for everyday wear.
Thinner lenses
Higher indexes need less material to correct the same prescription.
Protected finish
The coating available depends on the tint and index chosen.
Specific cut
Each pair is made to the exact shape and lens size of the RB3445.
One process, checked step by step
From the moment you confirm your configuration until we prepare your shipment, every decision is checked so we make the right pair.
Configure
Select lens size, use, index, finish and personalization.
We review
We check your prescription, pupillary distance and that the configuration is consistent.
We make and inspect
We cut the pair, check the result and pack it securely for shipping.
Your prescription doesn't go straight into production
We check the prescription details, the pupillary distance and that the configuration is compatible. If we have any doubt, we contact you before manufacturing.
We validate that the data for both eyes and the choice of index are consistent.
We make the pair for the exact shape and lens size of the RB3445.
Customer service and production control by our specialist team.
Coverage against manufacturing defects and after-sales support.
Install your RB3445 lenses correctly
This metal frame closes the rim with a screw. Loosen it without forcing the lens or bending the frame front.
Everything about this replacement part for the Ray-Ban RB3445
Prescription Lenses for Ray-Ban 3445
Restore the original clarity and style of your Ray-Ban 3445 frames by replacing scratched or damaged lenses—no need to buy a new pair. These are replacement prescription lenses for Ray-Ban, not manufactured by Ray-Ban. Enjoy timeless eyewear with optimal vision and comfort, configured precisely to your prescription needs. Our online configurator lets you choose materials, treatments, and colors for both prescription sunglasses and optical glasses.
Compatibility of Prescription Lenses for Ray-Ban 3445
To confirm compatibility, check for the “3445” model reference on the inside of your Ray-Ban’s temple. The Ray-Ban 3445 is a rectangular shape, with available heights of 39mm and 41mm, diameters of 64mm and 67mm, and a base curve of 6. Please verify these details to ensure the proper fit.
Features of Prescription Lenses for Ray-Ban 3445
- UV400 protection for complete eye safety
- Durable and lightweight CR39 lenses
- Impact resistance for daily wear
- Comfortable, light fit
- Precisely cut for Ray-Ban 3445 frames
How to Install Replacement Lenses
You can install your new prescription lenses at home by carefully removing the old ones and fitting the new pair. Take care not to force the frame. When in doubt, visit a local optician for professional installation.
Maintenance and Warranty
Clean your lenses with water and a microfiber cloth to maintain optical quality. We offer a 3-year warranty against manufacturing defects (this warranty does not cover scratches caused by normal use).

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FAQ
Is the price for one lens or for the pair?
It's for a complete pair made with the data for both eyes.
What if I don't understand some of the data?
Write to us with any questions before buying, or give us the details exactly as they appear on your prescription: we will check the configuration before starting production.
What's the difference between the indexes?
1.50 is the standard option. Higher indexes reduce thickness for strong prescriptions; their availability depends on the finish.
Do they come with a warranty?
Yes, 3 years against manufacturing defects.
Your review of Ray-Ban RB3445