Can you be allergic to eyeglass frames? Yes, you can be allergic to eyeglass frames, most commonly due to nickel in metal frames. Nickel is the most frequent cause of contact allergy worldwide. Other possible triggers include cobalt, chromium, and rubber or silicone in nose pads. Symptoms include redness, itching, dry skin, and small bumps where the frame touches the face. The solution is to...

What is optyl and are optyl frames hypoallergenic? Optyl is a thermoset epoxy resin developed specifically for premium eyewear, and yes, Optyl frames are generally considered hypoallergenic. Optyl is lightweight, dimensionally stable, and skin-friendly. Unlike acetate, it does not contain plasticizers that can leach out over time, which reduces the risk of skin irritation. Optyl frames resis...

What does an optical frame catalog include and how do I get one? An optical frame catalog is a B2B product list that shows available frame models, sizes, colors, materials, and packaging options. It usually comes as a PDF, an online page, or a printed book. Most manufacturers divide it into a stock catalog and a custom catalog. To get one, submit an inquiry with your business details and tar...

What are the best eyeglass frame brands for wholesale buyers? The "best" eyeglass frame brands for wholesale buyers depend on your business model. If you sell licensed or designer brands, you source through official distributors. If you want your own brand, you work with a factory for private label, ODM, or OEM production. Most successful wholesalers use a mix: a few recognized brands to att...

Are there any eyeglass frames made in the USA? Yes, there are eyeglass frames made in the USA, but the number is small. American frame production is concentrated in niche workshops and specialty brands that focus on handmade acetate, premium metal, or small-batch custom work. Most frames sold in the US are imported from China, Italy, and other regions. The reason is cost: US labor, tooling, ...

How many eyeglass frame manufacturers are there? There are thousands of eyeglass frame manufacturers worldwide, ranging from small workshops to large contract factories. China alone has hundreds of factories concentrated in Wenzhou, Shenzhen, and Dongguan. Italy's Belluno district hosts a smaller but highly specialized cluster for premium acetate. India, Vietnam, and other regions are growin...

Who is the largest eyeglass frame manufacturer? There is no single "largest" eyeglass frame manufacturer. The industry is built on large contract manufacturers, brand-owning groups, and regional production clusters. Major groups such as EssilorLuxottica, Marchon, and Safilo control large brand portfolios and their own production. At the same time, China's Wenzhou, Shenzhen, and Dongguan clus...

What does 'frames only' mean and can I buy frames without lenses? Yes, you can buy frames without lenses. "Frames only" means the shipment contains the frame front and temples, but no lenses. This is the standard way optical frames are supplied in B2B wholesale. Lens fitting is done later by a lens lab, optical retailer, or distributor. READSUN Optical supplies frames only for wholesale, pri...

What is the difference between optical frames and sunglasses frames? Optical frames are designed to hold prescription lenses for vision correction, while sunglasses frames are designed for tinted or polarized lenses for sun protection. In B2B sourcing, both can be supplied as frames only or with lenses, depending on your program. READSUN manufactures both optical frames and sunglasses frames...

What are optical frames? Optical frames are the frames that hold prescription lenses. In B2B sourcing, they are usually supplied as frames only, without lenses. They are not the same as sunglasses or ready-made reading glasses. Importers, eyewear brands, and distributors buy optical frames for wholesale, private label, OEM, and ODM programs. READSUN Optical manufactures custom optical frames...

Yes. READSUN has long-term partnerships with over 100 international brands, including licensed collaborations such as Hello Kitty, Disney, and Tom Tailor.

Yes, sample fees are refundable upon confirmation of formal orders for long-term projects.

Pricing depends on materials, quantity, design complexity, production process, testing requirements, and packaging, with transparent quotes provided.

1. Key products are produced in-house to minimize outsourcing; 2. All suppliers are fully audited before cooperation and re-evaluated every six months; 3. Material quality is continuously monitored with inventory buffers maintained.

READSUN has long-term partnerships with over 100 international brands, including licensed collaborations such as Hello Kitty, Disney, and Tom Tailor.

READSUN mainly serves EU, US, and Southeast Asia markets with established eyewear brands.

Yes. READSUN provides OEM production, ODM design development, and full private label customization, including packaging and branding.

READSUN specializes in sheet acetate, metal, and injection optical frames, with particular strength in high-quality acetate processing. Supported materials include acetate, injection plastic, titanium, memory metal, TR90, CP, and PC.

READSUN is a direct manufacturer with in-house acetate processing, metal fabrication, injection molding, and assembly facilities. It operates multiple production lines and specializes in multi-material manufacturing.

READSUN is a full-category OEM & ODM optical frame manufacturer based in China, specializing in sheet acetate, metal, and injection frames for global brands. READSUN is your best partner for ODM & OEM collaboration.