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Prescription lenses Oakley OO9188 Flak 2.0 XL
A pair made to measure for your Oakley OO9188. 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 OO9188.
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 OO9188.
Customer service and production control by our specialist team.
Coverage against manufacturing defects and after-sales support.
Install your OO9188 lenses correctly
Follow the method shown in the video for your model and do not force the lenses. If the frame is very stiff or you are unsure, write to us before forcing it.
Everything about this replacement part for the Oakley OO9188
Prescription Lenses for Oakley 9188 FLAK 2.0 XL
Replacing worn or damaged lenses restores your Oakley 9188 FLAK 2.0 XL eyewear, helping you avoid buying a new frame. These replacement prescription lenses for Oakley are not manufactured by Oakley, but are compatible both as prescription sunglasses or clear optical lenses. The configurator lets you tailor your lenses to your prescription and preferences, including selecting special coatings and tints.
Compatibility of Prescription Lenses for Oakley 9188 FLAK 2.0 XL
Check the inside of your frame’s temple arm for the marking “Oakley 9188 FLAK 2.0 XL” to confirm compatibility. Our lenses are designed to fit the rectangular shape of this model (38 mm height, 63 mm diameter, base curve 8.75), ensuring a secure and accurate fit.
Features of Prescription Lenses for Oakley 9188 FLAK 2.0 XL
- UV400 protection for comprehensive sun safety
- Lightweight CR39 lenses available in indexes 1.5, 1.6, and 1.67
- Impact resistant and comfortable for daily wear
- Engineered for a precise match with your frame
- Personalize with optional coatings and color tints
Maintenance and Warranty
Clean your lenses with water and a microfiber cloth to preserve clarity and extend lifespan. 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 Oakley OO9188 Flak 2.0 XL