OEM/ODM Metal Non-Polarized Sunglasses
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Metal Non-Polarized Sunglasses Manufacturer

Metal non-polarized sunglasses combine practical eye protection, robust durability, and versatile style, making them an amazing choice for everyday wear and outdoor activities.

UV400 Protection
These sunglasses typically meet the UV400 standard, effectively blocking over 99% of UVA, UVB, and UVC rays. This comprehensive protection helps prevent eye strain and reduces the risk of long-term UV-related eye conditions.

Durable Stainless Steel Frames
Crafted from stainless steel, these frames offer high corrosion resistance. They withstand exposure to sweat, rain, and humid coastal air without rusting or fading, ensuring longevity and maintaining their appearance over time.

Hypoallergenic Comfort
Stainless steel is a low-sensitivity material, free from nickel and other allergens. Components like nose pads and temple tips are often designed to be skin-friendly, reducing the likelihood of irritation or allergic reactions, making them suitable for sensitive skin.

Secure and Comfortable Fit
Equipped with soft silicone nose pads, these sunglasses conform to the nose bridge, preventing slipping even during physical activities. The temples are designed with slight curvature or textured grips to ensure stability, making them ideal for sports like cycling or hiking.

Company
Zhejiang Zhansheng Glasses Co., Ltd.

Zhejiang Zhansheng Glasses Co., Ltd. was established in Duqiao, Linhai, Taizhou in 2004. After more than two decades of development, it has adhered to the development philosophy of "quality as the foundation and innovation as the core", establishing an industry benchmark in the production of glasses.

The company has a 12,000-square-meter site and gathers 300 employees, achieving an annual production capacity of over 4 million pairs. Particularly, it has core competitiveness in the manufacturing of metal and TR90, sheet sunglasses, and anti-blue light glasses. The enterprise is equipped with a top-notch R&D team, completing hundreds of original product design iterations annually. It provides one-on-one customized services for its clients. Meanwhile, the factory warehouse reserves millions of ready-made inventory, enabling it to quickly seize market opportunities for customers.

As a professional Metal Non-Polarized Sunglasses manufacturer and OEM/ODM Metal Non-Polarized Sunglasses factory in China, The birth of each pair of glasses begins with carefully selected raw materials. In the workshop, every process is infused with dedication - during polishing, a fine touch is pursued, and during assembly, strict fit is required. Multiple processes are strictly controlled, not neglecting any detail, only to incorporate quality into the curvature and make comfort a part of the wearing experience, creating a good, warm pair of glasses.

News

As a factory producing a wide range of eyewear, we often receive questions from buyers and distributors about why Non-Polarized Sunglasses remain popular even when polarized technology is widely promoted. In reality, non-polarized designs—especially Metal Non-Polarized Sunglasses and classic Non-Polarized Aviators—still offer advantages for specific users, environments, and professional fields.

1. Why do some people prefer non-polarized sunglasses over polarized ones?

There are several practical reasons why customers deliberately choose Non-Polarized Sunglasses despite the benefits polarized lenses bring in bright environments. First, non-polarized lenses maintain consistent visibility of reflective surfaces, which some users require. Photographers, drivers in certain conditions, and outdoor workers may need to see reflections on water, glass, or machinery surfaces that polarized filters tend to erase. This makes Metal Non-Polarized Sunglasses attractive for users whose work involves visual inspection, dashboard monitoring, or judging surface conditions.

Non-polarized lenses preserve brightness more evenly. Polarized lenses sometimes darken the view too much or create patchy brightness when looking through car windows, windshields, or laminated glass. For users who prefer a natural, uniform visual experience, Non-Polarized Aviators maintain a classic tint without modifying the polarization angle of incoming light.

Many people simply favor the aesthetic value and traditional optical feel of Non-Polarized Sunglasses. Fashion-driven consumers—especially those drawn to vintage or aviation-style eyewear—often choose models without polarization to retain the authentic look and clarity associated with early aviator designs. From a factory standpoint, non-polarized lenses also allow a broader range of tints, gradients, and mirror coatings, giving designers more creative flexibility.

2. Do non-polarized sunglasses distort digital screens less than polarized lenses?

Yes. In fact, this is one of common reasons customers choose Non-Polarized Sunglasses. Many modern displays—such as car dashboards, smartphones, GPS devices, cockpit screens, and ATM monitors—are themselves polarized. When polarized lenses overlap with the screen's polarization angle, the display may appear dim, rainbow-patterned, or completely black depending on the rotation of the head.

With Metal Non-Polarized Sunglasses, there is no polarizing filter added to the lens. As a result, the user sees digital screens with consistent brightness, making them compatible with all display technologies. Field technicians, commercial drivers, and people who rely heavily on electronic instruments benefit from this reliability.

For aviation enthusiasts, Non-Polarized Aviators are particularly valued because cockpit instruments use various polarizing films. A polarized lens can interfere with the readability of altimeters, multifunction displays, and GPS controls. Non-polarized lenses maintain clear visibility from any angle without unintended darkening.

From the manufacturing side, this compatibility is one of the strongest reasons we continue to produce large orders of Metal Non-Polarized Sunglasses for professional use. Electronic screen clarity remains a major purchasing factor for many industries.

3. Are metal non-polarized sunglasses better for pilots or aviation use?

Among pilots, Non-Polarized Aviators are the long-established standard. Aviation eyewear requires three core qualities: optical stability, screen readability, and structural durability. All three are achieved more reliably with metal-framed non-polarized designs.

Cockpit displays rely heavily on polarized screens. Polarized sunglasses can inhibit visibility of critical information. Non-Polarized Aviators eliminate this risk, ensuring that pilots can read instruments regardless of angle or lighting.

Metal frames provide a more rigid and durable structure. In our factory, Metal Non-Polarized Sunglasses undergo precision machining to maintain lens alignment with minimal distortion. For pilots who require dependable clarity, metal is more reliable than flexible plastic frames, especially under temperature fluctuations inside the cockpit.

Many aviation customers prefer the optical neutrality of Non-Polarized Sunglasses because they maintain true-color perception. When flying, color accuracy matters for identifying runway lights, horizon contrast, and atmospheric conditions. Polarized lenses can sometimes alter the perception of clouds, reflections, or light gradients. Non-polarized options preserve natural visual cues.