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Product Introduction
Introduction: Clarity That Never Clouds
Whether moving from a cold outdoor environment into a warm room, wearing a face mask, or engaging in intense physical activity, lens fogging is a persistent and frustrating problem. Our Permanent Anti-Fog Function Lenses are engineered to solve this issue forever. Unlike temporary sprays or wipes that wash away, these lenses feature a permanent hydrophilic coating that is cross-linked into the lens surface during manufacturing. This technology prevents water droplets from forming "fog" and instead causes them to spread into an invisible, clear film.
These lenses are essential for safety-critical environments and high-intensity lifestyles. The coating is durable, scratch-resistant, and maintains its anti-fog properties even after repeated cleanings. Combined with our high-quality optical resins and UV protection, these lenses ensure that your vision remains 100% clear regardless of temperature changes or humidity. For professionals in healthcare, food service, or outdoor sports, this is the ultimate "maintenance-free" visual solution.
Specification: Anti-Fog Performance Data
| Anti-Fog Technology | Permanent Cross-Linked Hydrophilic Coating |
| Material Options | Index 1.56, 1.60 Resin / Polycarbonate |
| Durability | Wash-resistant & Long-lasting Function |
| UV Protection | 100% UV400 Protection |
| Light Transmittance | > 98% |
| Coating Stack | Anti-Fog + Hard Coat + Anti-Reflective |
| Reaction Time | Instant Fog-Dissipation |
Technological Highlights: Premium Monomers and Coating Integrity
- High-Purity Monomer Selection: We exclusively use high-performance monomers (e.g., MR-series) to achieve superior tensile strength and optical purity, resulting in excellent clarity and minimal risk of yellowing over time.
- Precision Liquid Casting Process: The lenses are produced via a controlled liquid casting method that ensures uniform material density and refractive index consistency across the entire blank, which is critical for accurate therapeutic power zones.
- Advanced Vacuum Multi-Coating (SHMC): Coatings are applied in a high-vacuum chamber, using multiple layers of metallic oxides to create a durable, anti-reflective stack. This process guarantees maximum light transmission and minimal glare.
- Thermal Curing Optimization: A slow and precise thermal curing cycle is employed to maximize the material’s resistance to internal stress, ensuring the finished lens remains stable and optically perfect under varying temperature conditions.
- Integrated Peripheral Defocus Geometry: The therapeutic design is engineered into the mold itself for cast lenses, or applied via digital surfacing for semi-finished blanks, guaranteeing the accuracy and consistency of the myopia control zone geometry.
Application: Fog-Prone Environments
- Medical Professionals: Essential for wearing with surgical masks and PPE.
- Kitchen & Food Service: Remains clear when working over steam or heat.
- Active Athletes: Prevents fogging from sweat during running, cycling, or tennis.
- Industrial Safety: Ideal for workers in temperature-controlled warehouses or factories.
- Winter Commuters: No more "blindness" when walking into warm buildings from the cold.
Advantage: True Maintenance-Free Vision
- Zero Maintenance: No need for anti-fog sprays, gels, or specialized cloths.
- Safety Enhancement: Prevents sudden loss of vision in critical moments.
- Long-Lasting Efficacy: The function is built into the lens and doesn't "wash off."
- High Transparency: Maintains crystal-clear vision without the "haze" of some anti-fog films.
- Durable Hardness: Includes a scratch-resistant layer for everyday wear and tear.
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Customization
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Complete Customization Capability
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Professional Lens Architecture
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Functional Coating Customization
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Digital Rx Customization
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Branding & Packaging
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Delivery & Support
Frequently Asked Questions (FAQ)
- Q: Do I need to reactivate the anti-fog coating?
- A: No, this is a permanent hydrophilic treatment that works automatically.
- Q: How do I clean anti-fog lenses?
- A: Just use water and a microfiber cloth; avoid heavy chemical cleaners.
- Q: Does the coating scratch easily?
- A: No, it includes a hard-coat layer that makes it as durable as standard lenses.
- Q: Can I get these in my prescription?
- A: Yes, we offer anti-fog in most single-vision and progressive powers.
- Q: Does it work with face masks?
- A: Yes, it is the most effective solution for fogging caused by masks.
- Q: Can I get them in 1.60 index?
- A: Yes, 1.56 and 1.60 are our most popular anti-fog indices.
- Q: Do they look different from regular lenses?
- A: No, they look perfectly clear and transparent.
- Q: Does it work in very cold weather?
- A: Yes, it is specifically designed to handle extreme temperature transitions.
- Q: Are they suitable for safety glasses?
- A: Highly recommended for any task requiring both safety and clear vision.
- Q: Is there a warranty?
- A: We guarantee the anti-fog performance for the normal life of the prescription.
Payment and Shipping Policy
- Payment: T/T, PayPal, or L/C. Bulk sample kits available for testing.
- Shipping: Global air/sea logistics. Specialized packaging to protect the hydrophilic surface.
- Lead Time: 10-15 days for stock; 15-20 days for custom anti-fog RX.
- Quality Check: Every batch is steam-tested before shipment.
Comprehensive Business Information
| MOQ | 100 Pairs |
| Lead Time | 12-15 Days |
| Packaging | Specially marked "Anti-Fog" individual envelopes. |
| Certifications | CE, FDA, ISO9001. |
| Raw Materials | Optical Resin with Hydrophilic Surface Monomers. |
| Customization | Available in multiple indices and custom RX powers. |
