Description

Prescription Lenses for Ray-Ban 0840S
If your Ray-Ban 0840S eyewear lenses are scratched or your prescription has changed, there's no need to buy a new frame. These replacement prescription lenses for Ray-Ban let you refresh your favorite glasses and enjoy clear vision again. Configure your lenses to match your exact prescription and choose your desired treatments and tints with our lens configurator. Please note: These replacement prescription lenses for Ray-Ban are not manufactured by Ray-Ban.
Compatibility of Prescription Lenses for Ray-Ban 0840S
Check the inside of your glasses' temple to confirm the model "0840S" is printed. These lenses are designed for the Ray-Ban 0840S square shape frame, with approximate measurements of 43 mm height, 56 mm diameter, and a base curve of 6. Always verify these details to ensure a precise fit for your glasses.Features of Prescription Lenses for Ray-Ban 0840S
- UV400 protection to shield your eyes
- Impact-resistant polycarbonate construction
- Lightweight comfort for daily wear
- Custom fit for Ray-Ban 0840S square frames
How to Install Replacement Lenses
You can replace the lenses at home: carefully push out the old lenses and snap in the new ones. For best results, ensure a snug fit and consider visiting your optician if you need assistance.Maintenance and Warranty
Clean your lenses regularly with water and a microfiber cloth. We offer a 2-year warranty against manufacturing defects (this warranty does not cover scratches caused by normal use).Tutorial
How to change acetate lenses?
- Prepare your glasses: Wash your hands and place the glasses on a clean, soft surface.
- Warm up the frame: Acetate is rigid; use a hair dryer on medium heat or dip the front in lukewarm water for 30 seconds to make the material flexible.
- Remove the old lenses: With the frame warmed up, hold firmly and gently press the lens from the back outwards until it pops out.
- Align the new lenses: Make sure the new lenses match the curvature and shape of the frame.
- Snap in the new lenses: If the frame has cooled down, warm it up again. Insert one side of the lens and press the rest of the edge until it clicks into place.
- Verify and clean: Once cool, ensure the lenses are secure and clean with a microfiber cloth.
That easy! Enjoy your fully refreshed acetate glasses.
Be Eco-Friendly

Small choice.
Big impact.
Replacing your lenses is the smart choice — for your eyes and for the planet.
Your frame is still in perfect condition. Whether you own Ray-Ban, Oakley, Maui Jim, Versace, Michael Kors, Costa del Mar or any other premium brand, instead of buying a completely new pair we manufacture your prescription lenses to your exact specifications and fit them into the frame you already love.
600,000+ pairs repaired · 50+ countries · Since 2016
Additional information
| Weight | 20 g |
|---|---|
| Dimensions | 18 × 7 × 2 cm |
| Size | 51 |
| Ray-Ban Model | |
| Front Material | Propionate |
| Temples Material | Propionate |
| Lens material | CR39 |
| Shape | Square |
| Height (mm) | 56 |
| Lens curvature | Base 6 |
| Use | Vision |
| Product Type | Compatible |
| Audience | Adult |



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