High-Quality EVA Case E804 Durable Luxury Sunglass Case Semi-hard Custom Logo Glasses Case Plastic Eyewear Case Factory, Factories

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Product Description

Optical Glasses Product
Frequently Asked Questions
What premium materials are used in manufacturing these optical frames?

Our optical frames are crafted using high-grade materials including high-density acetate, ultra-lightweight titanium, stainless steel, and durable TR90 memory polymer to ensure maximum comfort, flexibility, and long-lasting durability.

Can these optical frames be customized with prescription lenses?

Yes, all frames are designed to accommodate a wide spectrum of optical lenses, including single vision, progressive, bifocal, anti-blue light, and polarized sun lenses.

How do I select the right frame size for optimal fit?

Frame dimensions (lens width, bridge width, and temple length) are typically engraved on the inner temple arm. Comparing these measurements with a comfortable existing frame ensures a proper fit.

What quality control standards are applied during production?

Each pair undergoes comprehensive quality inspections, including hinge endurance testing, frame tension checks, coating adhesion tests, and surface finish evaluations to satisfy international standards.

What is the standard production turnaround time for OEM/ODM orders?

Sample development generally requires 7 to 15 business days, while standard production fulfillment typically takes 30 to 45 days depending on design complexity and volume requirements.

What are the recommended cleaning and maintenance procedures?

Clean lenses daily using dedicated lens cleaning solution or lukewarm water with mild soap. Wipe clean using a dedicated microfiber cloth and store the eyewear inside a hard protective case when not in use.

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