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Product Introduction
Introduction: Total Thermal and Solar Defense
While UV protection is well-understood, the damage caused by Infrared (IR) radiation—the light that generates heat—is often overlooked. Exposure to Near-Infrared light can cause eye dryness, irritation, and over time, may contribute to cataract development. Our Infrared (IR) Shield Protection Lenses are the ultimate solution for extreme heat and high-light environments. Using an advanced multilayer thermal barrier, these lenses reflect and absorb up to 95% of IR radiation.
This "Cool-Vision" technology keeps the surface of the eye significantly cooler, reducing the evaporation of the tear film and preventing the "hot-eye" sensation common in desert climates or high-intensity industrial work. These lenses are often paired with Category 4 tints for maximum solar protection, making them the premier choice for high-altitude trekking, tropical outdoor work, and industrial safety.
Specification: Infrared Defense Data
| IR Block Rate | Up to 95% (780nm - 2000nm) |
| UV Protection | 100% UV400 Protection |
| Luminous Transmittance | Category 3 (10%) or Category 4 (5%) |
| Material Index | 1.50, 1.56, 1.60 Resin |
| Coating | Multi-Layer IR Reflective Mirror + Back AR |
| Heat Resistance | High thermal stability substrate |
| Impact Rating | ANSI Z87.1 Safety Standard |
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: High-Heat & Industrial Use
- Desert Environments: Essential for workers and travelers in high-temperature, arid climates.
- High-Altitude Mountaineering: Protects from intense solar radiation and snow heat reflection.
- Industrial Welding/Smelting: Secondary protection against high-intensity heat sources.
- Outdoor Professional Staff: Lifeguards, oil rig workers, and surveyors in tropical sun.
- Post-Surgical Eyes: Provides a cool, protected environment for highly sensitive eyes.
Advantage: The Cool-Vision Effect
- Thermal Relief: Reduces the heat sensation on the ocular surface and eyelids.
- Prevents Dry Eye: Slows tear film evaporation caused by solar heating.
- Total Solar Shield: Blocks UV, HEV Blue Light, and Infrared in one lens.
- Industrial Grade Protection: Designed to withstand both mechanical impact and thermal stress.
- Superior Comfort: Allows for longer outdoor exposure without eye irritation.
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Customization
Customized For Your
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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: What is Infrared radiation?
- A: It is the part of the light spectrum that we feel as heat from the sun.
- Q: Why should I block IR?
- A: IR can dry out your eyes and contribute to long-term ocular health issues.
- Q: Can I see through these?
- A: Yes, they look like premium sunglasses but with an invisible heat shield.
- Q: Are they available in prescription?
- A: Yes, we offer IR Shielding for most single-vision prescriptions.
- Q: Is the coating a mirror?
- A: They often have a subtle metallic mirror finish which helps reflect the heat.
- Q: Can I wear them for driving?
- A: Only the Category 3 versions; Category 4 is too dark for driving.
- Q: Are they heavy?
- A: No, we use lightweight optical resins despite the high protection level.
- Q: Do they help with cataracts?
- A: They reduce the solar thermal stress that can contribute to cataract development.
- Q: How do I clean them?
- A: Use standard lens cleaner and a microfiber cloth.
- Q: Is the IR block permanent?
- A: Yes, the vacuum-deposited coating is highly durable.
Payment and Shipping Policy
- Payment: T/T, L/C, or Secure B2B Portals. Corporate accounts available for safety teams.
- Shipping: Expedited global air shipping to ensures rapid supply for project deadlines.
- Lead Time: 15-18 days for specialized IR-shield vacuum coating.
- Packaging: Thermal-insulated individual job sleeves.
Comprehensive Business Information
| MOQ | 50 Pairs |
| Lead Time | 15-18 Days |
| Packaging | Reinforced moisture-proof export cartons. |
| Certifications | FDA, CE, ISO9001, ANSI Z80.3. |
| Raw Materials | Heat-Stable Optical Resin / Thermal Shield Monomers. |
| Customization | Available in Category 3 and Category 4 dark tints. |
