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Key Takeaways: Oakley Shield Fusion
- Seamless Integration: Designed specifically for the Oakley Sutro and Sutro Lite, Shield Fusion uses direct-bonding technology to eliminate the need for bulky RX inserts or visible “plugs.”
- Elite Performance: Offers a massive 110-degree field of vision and is compatible with over 25 Prizm™ lens tints, allowing prescription athletes to maintain full peripheral clarity and contrast.
- Invisible Tech: The “Stealth RX” design is virtually indistinguishable from non-prescription shields, maintaining the original aesthetic and lightweight balance of the frame.
Oakley Shield Fusion, now available for the iconic Oakley Sutro and Sutro Lite, is the definitive solution for athletes who need high-wrap sports coverage without compromising on optical precision. For years, prescription wearers had to deal with bulky, clip-in inserts or lenses with visible “plugs.” This new technology eliminates those compromises by bonding the prescription directly to the back of the shield, offering a seamless, 110-degree field of vision for users who demand the best in clarity and style.
In an exclusive conversation at the Oakley booth, Dr. Darryl Glover sat down with 27-year veteran Declan Lonergan to discuss why this technology is a “revolutionary” leap forward. By adhering the prescription lens directly to the shield, Oakley has created a “stealth” RX solution. This maintains the sleek design integrity of the Sutro family while finally unlocking the full potential of Prizm™ lens technology for the prescription athlete.
Table of Contents
The Technology: From “Cut-Outs” to Seamless Oakley Shield Fusion
In the past, making a shield lens prescription-ready required an “implant” system. This involved cutting two large holes out of the shield and mounting separate prescription lenses into the frame, creating a “three-piece” look that restricted the field of view and limited lens color options.
The Fusion Breakthrough:
Oakley Shield Fusion utilizes a proprietary bonding process to adhere a prescription lens directly to the back surface of the shield.
- The “Stealth” RX: From the exterior, the shield appears identical to a standard non-prescription lens. The bonding is so precise that the prescription “disappears” behind the high-performance Prizm™ finish.
- Expanded Tint Catalog: Because the base shield remains intact, athletes can now access the full spectrum of 25+ Prizm™ lens tints, including Prizm Golf, Prizm Road, and Prizm Trail.
- Massive Peripheral Coverage: Shield Fusion provides a 110° field of vision, ensuring that athletes never lose sight of their surroundings or see the “edge” of their prescription.
Engineered for Performance: The Oakley Sutro Integration
The Shield Fusion technology is making its debut on the Oakley Sutro and Sutro Lite—currently the top-selling sport shields in North America. These frames are specifically designed to handle the added weight and optical precision of the new Fusion system.
1. Advanced Grip with Unobtainium®
Oakley’s proprietary Unobtainium material is used on both the temples and the bridge. This hydrophilic material “loves” water; as an athlete perspires, the grip actually increases, preventing the frame from slipping during high-intensity movement.
2. Balanced Weight Distribution
While adding a prescription can often make sports frames “front-heavy,” the Shield Fusion system is engineered for balance. By bonding the lens directly to the shield, Oakley maintains a centered center of gravity, making the glasses feel “lightweight and invisible” on the face.
3. A Focus on Inclusive Fit
Oakley utilized R&D scans of over 20 different head shapes—including Asian, Caucasian, and African American craniums—to ensure a universal fit.
- Custom Bridge Sizes: Every frame comes with three different nose pad sizes, allowing opticians to customize the fit for various bridge heights and cheekbone structures.
- Low Bridge Options: Specialized geometry is available for patients who traditionally struggle with shield lenses touching their cheeks.
Quick Comparison: Old Tech vs. Shield Fusion
| Feature | Older Prescription Inserts | New Oakley Shield Fusion Technology |
| Aesthetic | Visible cut-outs/seams | Seamless, “one-piece” look |
| Field of View | Restricted | 110° Wide-Angle |
| Lens Colors | Limited (Grey/Black) | Full Prizm™ Catalog (25+) |
| Prescription | Visible from front | Invisible from the front |
Why Oakley Shield Fusion is Revolutionary for ECPs
For Optometrists and Opticians, this technology removes the “hard sell” of traditional prescription inserts. It allows practitioners to offer their patients an authentic Oakley experience without compromising aesthetics or optics.
"We have evolutionary products, and we have revolutionary products. This is definitely for us: Revolutionary." — Declan Lonergan
