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Product Introduction
Crystal Clarity in All Climates: The Mechanics of Anti-Fog Optics
Fogging is a significant optical challenge caused by the condensation of water vapor into millions of microscopic droplets that scatter light. Our Anti-Fog High-Definition lenses utilize a specialized hydrophilic polymer technology that alters the surface tension of the lens. Rather than allowing water to form tiny, opaque beads, this advanced coating forces moisture to spread into a continuous, nanometer-thin transparent film. This "wetting" action ensures that light continues to pass through the lens without scattering, maintaining perfect visibility even in extreme conditions. This technology is particularly critical for professionals wearing face masks, athletes engaging in high-intensity sports, and individuals moving frequently between cold and warm environments. Unlike temporary anti-fog sprays that require daily reapplication, our integrated anti-fog system is designed for long-lasting performance. The coating is engineered to be highly porous at a molecular level, allowing it to "absorb" and manage moisture effectively. When combined with our high-definition optical substrates, these lenses provide a consistently clear view, free from the dangerous blinding effect of sudden fogging. This contributes not only to visual comfort but also to overall safety in industrial and sports settings.
Specification
| Coating Type | Long-Lasting Hydrophilic Polymer |
| Transparency | > 98% (Post-Fogging) |
| Material Type | Impact-Resistant High-Index Resin |
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
- Medical and industrial professionals using masks
- Winter sports and cycling in cold weather
- Kitchen, catering, and high-heat environments
Advantage
- Prevents sudden, dangerous vision blackout
- Maintains high-definition vision in high humidity
- Reduces the need for constant lens wiping
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Customization
Customized For Your
Business
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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: How does the anti-fog coating actually work?
- A: It spreads water into a flat, transparent film instead of foggy droplets.
- Q: Is the coating permanent?
- A: It is long-lasting, but efficacy can be refreshed with a special anti-fog cloth.
- Q: Can I get these with my prescription?
- A: Yes, they are available for almost all single-vision and multi-focal prescriptions.
- Q: Does the anti-fog layer scratch easily?
- A: It is a softer layer than AR, so we use a special base coat for protection.
- Q: Is it safe for the eyes?
- A: Yes, the hydrophilic polymer is chemically inert and completely safe.
- Q: Do I need to use anti-fog spray?
- A: Usually no, though a spray can enhance performance in extreme industrial heat.
- Q: Are these lenses thicker?
- A: No, the coating is invisible and has no effect on lens thickness.
- Q: Do they block blue light?
- A: This can be added as a base-material feature upon request.
- Q: How do I wash these lenses?
- A: Use mild soap and water; avoid harsh chemical cleaners that might strip the polymer.
- Q: Can I use them for scuba diving?
- A: They are for eyeglasses; scuba masks require a different, specialized treatment.
Payment and Shipping Policy
- Payment: T/T (Telegraphic Transfer), L/C, or Credit Line for established distributors.
- Shipping: Standard Air Express (UPS/DHL) for RX orders; Sea Freight for bulk 1.74 stock blanks.
- Packaging: Premium vacuum-sealed individual envelopes to protect the photochromic layer.
- Lead Time: 15-20 days due to the precision required for 1.74 casting and coating.
Comprehensive Business Information
| MOQ | 50 Pairs |
| Lead Time | 15-20 Days |
| Packaging | Reinforced moisture-proof export cartons. |
| Certifications | FDA, CE, ISO9001. |
| Raw Materials | Advanced 1.74 High-Refractive Monomer. |
| Customization | Specific base curves and custom coating tints. |
