Maat has 20 years of experience in the photochromic resin lens industry, with more than 500 employees in the factory, which are exported to 48 countries and regions around the world. Welcome to the site inspection.
Maat has 20 years of experience in the photochromic resin lens industry, with more than 500 employees in the factory, which are exported to 48 countries and regions around the world. Welcome to the site inspection.
Maat has 20 years of experience in the photochromic resin lens industry, with more than 500 employees in the factory, which are exported to 48 countries and regions around the world. Welcome to the site inspection.
For two decades, Maat Optical has been dedicated to crafting premium photochromic lenses. With a sprawling 60,000 sq. meter facility and a dedicated team of 500+, we export our lenses to 48 countries. We are committed to market dynamics, technological progress, and employee growth. Our ethos: achieving profit ethically, ensuring customer delight, and fostering open collaboration. Guided by a future-focused vision, we nurture talent and drive innovation.
Experience the magic of photochromic lenses with Maat's In mass and CB lenses.
CHANGING SPEED
FADING SPEED
DARKNESS
More optional vibrant colors ! Boost your sense of fashion!
Experience the latest trend in eyewear with our new JELLY SERIESPHOTOCHROMIC LENS which offer stylish color options. Experience clear and comfortable vision in any lighting condition with our advanced photochromic technology.
We value our business partners and the opportunity that you will collaborate with us. Whether you are an Rx Lab or a wholesaler for stock lens, we have tailored solutions to meet your needs. Partner with Maat and be part of a global network that is revolutionizing the lens industry.
As an Rx Lab, you can benefit from our cutting edge-technology and industry expertise to create innovative lens solutions that meet the unique needs of your customers.
Stock Lens wholesalers can enjoy the exceptional visual experience provided by our photochromic lenses, which adapt to changing light conditions for optimal comfort and clarity.
Maat offers a complete category of photochromic lenses with reliable quality. Our lenses are not only cost-effective but also deliver excellent performance. With accurate delivery and timely after-sales support, we ensure customer satisfaction. Choose MAAT for your lens needs.
Tour factory boasts a mature production chain, offering a wide variety of products. Free samples are available to provide clients with quality verification.
Our products excel in various aspects including lens lifespan, precise light transmission, and color transition consistency. With 20 rounds of QC, our items hold both national and international certifications. We provide videos showcasing attributes such as color fading speed and depth, residue-free performance, and blue light protection, along with corresponding certificates.
Choose from FOB, CIF, or Door-to-Door pricing options. Leave the logistics to us; upon payment, clients simply await delivery. With an autonomous factory and experienced suppliers, purchasing directly from us can slash costs by 10%.
Our products outshine ordinary market photochromic lenses. Elevate your expectations with an 18.5% faster transition speed, 26% quicker fading, and 29.8% deeper color transformation. Comparable to, or even surpassing leading brands, our offerings remain more budget-friendly. When compared to top-tier brands like Transitions, we offer superior cost-effectiveness, reducing expenses by over 50%.
Count on us to finalize and ship samples within 7 days. Stock items ship in 7 working days, while custom lenses are dispatched within 30 to 45 working days. Our adept business team crafts optimal solutions for both products and logistics, ensuring quality items and reducing shipping costs.
Clients receive dedicated support from inquiry to delivery. We provide real-time updates, instilling confidence. In case of post-sale issues, solutions are delivered within 24 hours.
We offer training in product knowledge and sales techniques. Clients can access product copy, videos, images, and more for online selling purposes.
We understand the importance of effective communication and efficient processes in building successful partnerships. Our streamlined cooperation process ensures that we meet our customers' needs and deliver high-quality products.
Contact us today for inquiries or to request a quote. Experience the clarity and comfort of our photochromic resin lenses.
Stay informed about the photochromic lens industry and visionary knowledge.
The eye is one of the most sophisticated biological optical systems in the human body and a vital window through which we perceive the world. It lets us witness sunrises, follow soaring birds, and cherish life's beautiful moments. But this biological marvel is surprisingly fragile: The cornea — the first optical barrier — is a mere 0.5 millimeters thick with no blood vessels, meaning even minor scratches can scar permanently. Retinal neurons, once damaged, cannot regenerate and directly impair vision. The lens, responsible for focusing, is vulnerable to oxidative damage, and prolonged UV exposure may lead to cataracts. Thus, scientific knowledge of eye protection and eye health is essential. This article outlines common eye injuries, including symptoms, emergency management, and preventive measures. 6 Eye Injuries You Should Never Ignore Eye injuries fall into two main categories: mechanical and non-mechanical. I. Mechanical Eye Trauma Caused by direct or indirect physical force impacting the eyeball or ocular appendages (eyelids, tear ducts), mechanical trauma is a leading cause of blindness. It includes blunt force, sharp object penetration, foreign body intrusion, or explosive shockwaves, categorized as closed or open injuries. 1. Blunt Trauma Causes: Impacts from fists, balls, tools, or falls. Symptoms: Swollen eyelids, bloodshot eyes, vision changes. Severe cases may involve dislocated lenses, retinal bleeding, or ruptured eyeballs. 2. Penetrating Injury Causes: Sharp objects (knives, needles, glass) or high-speed projectiles piercing the eyeball. Symptoms: Extreme pain, instant vision loss, possible prolapse of intraocular contents (e.g., vitreous, lens). Requires emergency surgery. 3. Intraocular Foreign Body Causes: Metal fragments, sand, or debris entering the eye, common in construction or explosions. Symptoms: Foreign body sensation, tearing, corneal abrasion. Prompt removal prevents infections or metal toxicity. II. Non-Mechanical Ocular Trauma Resulting from chemical, thermal, radiation, biological, or metabolic factors, these injuries affect ocular surfaces, internal structures, or visual function. 1. Radiation Injuries ① UV Damage Causes: Welding arcs, snow-reflected UV rays causing corneal epithelial erosion. Symptoms: Severe pain and tearing after a 6–12 hour latency period. ② Infrared Exposure Causes: Prolonged/high-intensity infrared exposure. Symptoms: Acute cases show eyelid burns, corneal edema, photophobia, and transient vision loss. Chronic exposure leads to lens opacity, blurred vision, glare sensitivity, and retinal pigment disorders. ③ Visible Light Damage Causes: Staring at intense light (e.g., solar eclipse), causing macular burns. Even 10 seconds of exposure can irreversibly damage retinal pigment epithelium and photoreceptors. Symptoms: Central scotoma, distorted vision (straight lines appear wavy), color perception loss. Chronic cases may progress to macular holes and permanent central vision loss. Note: Unlike UV-induced corneal pain, retinal damage is painless, often mistaken for "temporary blurriness" delaying treatment. 2. Chemical Burns Causes: Strong acids (sulfuric/nitric acid) or alkalis (lime, sodium hydroxide). Symptoms: Alkali burns penetrate three times deeper than acid burns, causing corneal opacity and blindness. 3. Thermal Burns and Frostbite ① Heat Burns Causes: Splashes of boiling water or oil. Symptoms: Mild cases involve corneal opacity; severe cases lead to tissue necrosis and eyeball atrophy. ② Frostbite Rare, affects eyelids or cornea. Avoid rapid rewarming — use gradual warming to protect tissues. Occupational Risks Beyond these injuries, certain occupations pose specific risks, such as chemical burns in factories or occupational cataracts from long-term exposure to trinitrotoluene (TNT) or infrared radiation. Emergency Management of Eye Injuries Avoid rubbing or pressure: Prevents worsening injury or infection. Cover the injured eye: Use sterile gauze or an eye shield. Avoid rinsing open wounds or removing embedded objects. Do not self-medicate: Improper treatment may exacerbate chemical irritation or infection. Seek immediate care: Get professional help within 6–12 hours for penetrating injuries. Preventive Emphasis: Post-injury care should reinforce proactive measures. For instance, individuals recovering from UV damage should adopt photochromic lenses to prevent recurrence. Preventing Eye Injuries While not all accidents are avoidable, most eye trauma is preventable with these steps: Wear protective eyewear: Choose activity-specific goggles (e.g., UV-filtering lenses for outdoor work). Review safety guidelines: Before new activities, sports, or chemical use. Supervise children: Around sharp objects, projectiles, and cleaning products. Non-mechanical injuries often have subtle early symptoms (e.g., UV damage latency), but delayed treatment risks severe outcomes. Use photochromic lenses: Photochromic lenses use dynamic light change + UV filtration to automatically adapt to sudden strong UV environments (e.g., snowy areas, high-altitude regions), reducing acute UV burn risks while filtering 99% of ultraviolet rays. This makes them ideal for drivers and outdoor workers. Enhancing risk awareness and standardizing protective measures are key to safeguarding eye health.
The "magic" of photochromic lenses attracts many people — they instantly transform into sunglasses outdoors, revert to clear indoors, and block blue light. But with such advanced functionality comes an important question: Do these high-tech lenses require special care? While they do require more attentive maintenance than regular lenses, daily maintenance is simple if you follow science-backed guidelines. Why Do Photochromic Lenses Need Extra Care? Photochromic lenses operate through two dominant technologies, each with distinct maintenance requirements. In Mass Photochromic Technology: Silver halide photochromic molecules are deeply embedded into the lens substrate (like kneading butter into dough). This design ensures durability but results in a 45-second darkening period, which is slightly slower than spin-coating photochromic lenses. Spin-coating Photochromic Technology: Similar to putting a smart film on your phone, a surface layer containing spiropyran enables faster color transitions. However, this surface-level application makes the coating particularly vulnerable to scratches from rough cleaning habits. Regardless of the technologies, photochromic materials remain sensitive to temperature, friction, and chemicals. Under the circumstances, putting the photochromic lenses in the car dashboard would be a very bad choice, as high temperatures can “melt the molecular structure like chocolate”. Common Questions Answered 1. Can I Use Alcohol Wipes on Transition Lenses? Alcohol wipes act like sandpaper on art. A 2021 study in Journal of Materials Science revealed that 70% alcohol reduces coating adhesion by 37%, impairing anti-reflective properties. Frequent alcohol use degrades blue light blocking by 12% within six months and worsens nighttime glare. 2. Do Heat and Humidity Damage Transition Lenses? Photochromic materials are inherently temperature-sensitive. 2022 Photochemistry Reviews research shows that lenses exposed to 80°C ten times experience 40% slower transitions and permanent yellowing. However, technological innovation is breaking through limitations. Maat Optical lenses are specially equipped with a heat-stable coating to maintain stable performance even after brief exposure to 60°C (140°F) temperatures. 3. Will Scratches Affect Transition Ability? Scratches deeper than 5μm (a human hair is approximately 75μm) disrupt the coating’s molecular network, creating "blind spots" where photochromic function fails. Substrate scratches also degrade silver halide distribution, causing uneven yellowing and an 18% drop in UV protection. 3 Steps to Extend Lens Lifespan Cleaning: Rinse lenses under cool water to remove debris before using a dedicated cleaner. Avoid circular wiping — imagine gently stroking an oil painting in one direction. For superior lens cleaning, use a small bottle of pH-neutral cleaning fluid and a microfiber cloth—this combination rivals the performance of professional tools. Storage: When glasses are not being worn, they should always be stored in a sturdy, protective case. Use a hard-shell case instead of bathroom counters. Humidity acts like a "slow poison" on coatings, while dashboard heat becomes a "lens oven." Special Scenarios: Rinse lenses after swimming to remove chlorine, and remove glasses when applying sunscreen to avoid chemical residue. If you find such meticulous care too troublesome, don’t worry. Maat Optical has equipped its photochromic lenses with an abrasion-resistant coating, which has passed rigorous wear resistance testing by internationally authoritative institutions (compliant with ISO 8980-3 standards). This coating provides enhanced protection for your lenses, allowing you to clean them without needing to be overly cautious. 20 Seconds of Care = 3+ Years of Clarity Though pricier initially, properly maintained photochromic lenses retain performance for over three years, outlasting regular lenses (replaced every 1-2 years). By understanding photochromic lens technology and implementing these science-backed methods, you photochromic lenses care from a chore to a health-preserving habit. More importantly, every proper cleaning preserves your eyes' first line of defense against cataracts and macular degeneration — the value of this health investment is far beyond what money can measure.
Photochromic lenses, also known as adaptive lenses, offer a smart solution for those who wear eyeglasses and seek the benefits of sunglasses without needing to switch pairs. These lenses automatically darken when exposed to sunlight and return to clear when indoors. This technology allows wearers to adapt seamlessly to changing light conditions, providing ease and comfort throughout the day. People often choose photochromic lenses for their convenience and versatility. Made with unique materials, they block UV rays which trigger their tinting feature. This makes them a popular choice for those who want both eye protection and clear vision. Unlike traditional sunglasses, photochromic lenses eliminate the need to constantly switch between glasses, making them ideal for everyday use. In addition to practicality, these lenses also offer aesthetic benefits. They come in various styles and can be customized to suit personal preferences and prescriptions. This feature makes them attractive to fashion-conscious individuals who want functional eyewear that complements their style. For anyone interested in combining utility and style, photochromic lenses present an appealing option. Understanding Photochromic Technology Photochromic lenses are designed to adapt to changing light conditions by automatically adjusting their tint. They utilize specific chemicals that respond to sunlight, providing clear vision indoors and protection against UV rays outdoors. How Do Photochromic Lenses Work? Photochromic lenses work by incorporating special photochromic dyes that react to UV light. When exposed to sunlight, a chemical reaction occurs within the lens. This reaction causes the lenses to darken, providing protection against harmful rays. As the light decreases, the lenses revert to a clear state. The transition may vary depending on factors such as temperature and the intensity of the UV light. In colder weather, the lenses might transition more slowly. This adaptation makes these lenses highly convenient for individuals who move between indoors and outdoors frequently, eliminating the need for separate sunglasses. Chemical Composition and Reaction The key components in these lenses include silver chloride and silver halide. These materials are crucial for the lens's ability to change color. Under UV exposure, these compounds undergo a structural transformation. The silver halide crystals embedded in the lenses absorb photons from sunlight. This absorption triggers a change in the physical properties of the dye molecules, causing them to darken. When UV exposure decreases, the molecules return to their original structure, making the lenses clear again. This innovative approach in photochromic technology ensures effective eye protection without frequent eyewear changes. It offers a seamless transition that helps maintain optimal vision and comfort in different lighting conditions. Benefits of Photochromic Lenses Photochromic lenses offer notable advantages for both eye health and daily convenience. They can provide effective UV protection while enhancing comfort in various lighting conditions. UV Protection and Eye Health Photochromic lenses are highly effective in offering UV protection. They block harmful UV rays, safeguarding against potential eye damage. Extended exposure to UV rays can lead to serious eye conditions like cataracts and macular degeneration. By using these lenses, wearers can reduce the risk of such health issues. The lenses are designed to adjust automatically, ensuring eyes are protected whether indoors or outdoors. In addition to UV protection, photochromic lenses also filter harmful blue light, which is emitted from digital devices. This feature can help reduce eye strain, making these lenses a beneficial choice for people who spend a lot of time in front of screens. With this year-round protection, users can maintain better long-term eye health. Visual Comfort and Convenience One of the standout benefits of photochromic lenses is the convenience they provide. Users no longer need to switch between regular glasses and sunglasses to adapt to changing light conditions. These lenses automatically tint when exposed to sunlight and return to clear indoors. This automatic adjustment helps maintain optimal visual comfort throughout the day. Adapting to various lighting environments can reduce eye strain significantly. By not having to carry multiple pairs of glasses, wearers experience greater convenience. This functionality is particularly useful for individuals who frequently move between outdoor and indoor settings, providing seamless vision adaptation while enhancing overall comfort. Photochromic Lens Types and Materials Photochromic lenses change color in response to light exposure. These lenses come in various materials and types, each with unique benefits and drawbacks. Glass vs. Plastic Photochromic Lenses Glass lenses utilize silver halide crystals to achieve their photochromic effect. While they offer durability and scratch resistance, they are often heavier. Some people prefer glass due to its clarity and high-quality vision. However, advances in technology have made plastic a popular alternative. Plastic lenses incorporate organic molecules, making them lightweight and versatile. They adapt quickly and are available in different forms like polycarbonate and high-index lenses. These materials provide flexibility in design options, such as progressive lenses or bifocals. Plastic lenses are often chosen for their lighter weight and faster transition speed compared to glass. Specialized Photochromic Options Specialized photochromic lenses cater to specific needs and preferences. Brands like Transitions offer a variety of options. For instance, Transitions Gen 8 lenses are known for their faster darkening and lightening abilities. These lenses also provide consistent performance in varying temperatures. Other choices include Transitions XTRActive, which offer extra darkening outdoors, and Transitions Vantage with variable polarization. Sensity and LifeRx lenses provide additional enhancements, while PhotoFusion offers quick adaptation to changing light conditions. These specialized lenses enhance daily visual comfort and protection. Applications and Limitations Chromatic lenses offer unique benefits across various activities such as driving and outdoor sports. They adapt to changing light conditions but also have certain constraints. Driving and Outdoor Activities Chromatic lenses are particularly useful for driving due to their ability to adjust to varying light conditions. Transition Drivewear lenses, for instance, combine photochromic technology with polarization to reduce glare while driving. This makes them ideal for bright sunlight conditions. In outdoor activities like hiking and sports, these lenses enhance visual comfort and clarity. The polarization effect helps minimize glare from surfaces such as water or snow, making them popular for fishing and skiing. Sunglasses with these lenses often become darker in bright light, improving vision without the need to switch glasses. Advantages and Disadvantages Photochromic lenses provide several advantages, such as convenience and enhanced vision. They eliminate the need for separate sunglasses, as they adapt to changing light. The advantages of photochromic lenses are particularly evident when transitioning between indoor and outdoor environments. These lenses also provide UV protection, adding to their appeal. Despite these benefits, there are some drawbacks. For example, they may not darken quickly enough in cars because UV ray exposure is limited inside vehicles. Additionally, in very cold weather, the lenses might take longer to change. The disadvantages of photochromic lenses can impact their effectiveness for certain users, especially those needing rapid adaptation. Choosing the Right Photochromic Lenses When selecting photochromic lenses, several factors must be considered to ensure optimal vision correction. Lens Materials: Common choices include polycarbonate, high-index plastics, and Trivex. Polycarbonate is lightweight and impact-resistant, making it ideal for active lifestyles. Prescription Needs: For those requiring prescription glasses, it's crucial to match the lenses with the correct prescription. People with myopia or hyperopia should consult an eye care professional for accurate vision correction. Anti-Reflective Coatings: These coatings reduce glare and improve clarity. They are particularly useful for driving at night. Brands to Consider: Well-known brands like Transitions Optical offer reliable options. Warby Parker provides stylish frames accompanied by photochromic lenses that suit diverse preferences. People who prefer contact lenses can explore options like Acuvue Oasys, which offer UV protection. These lenses do not transition but complement sunglasses for comprehensive sun protection. Sunglasses with Photochromic Lenses: Brands like Colormatic IQ Sun 2 and Sunsensors provide options specifically designed as prescription sunglasses. Bifocals and Progressive Lenses: Those needing multifocal lenses can find photochromic options that accommodate both near and distance vision.
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