Explore our premium selection of wide-frame acetate, titanium, and hybrid optical structures engineered for global B2B buyers, brand owners, and eyewear distributors seeking turn-key ODM/OEM solutions.
The global optical manufacturing sector is witnessing a decisive paradigm shift toward wide frame optical glasses and bold geometric acetate architecture. Driven by evolving aesthetic preferences and the physical requirements of modern high-index prescription lenses, original design manufacturing (ODM) for wide frame eyewear has transitioned from a niche design trend into a foundational product category for luxury, indie, and commercial eyewear brands alike.
Wide frame glasses present unique structural challenges. Expanding frame widths (typically 140mm to 155mm overall temple-to-temple measurement) alters the center of gravity. Premium ODM manufacturing utilizes multi-axis CNC milling to create internal weight-relieving bevels, ensuring that enlarged front rims do not exert uncomfortable pressure on the nasal bridge or mastoid process behind the ear.
In progressive lens fitting and blue-light filtration applications, oversized square and aviator wide frames offer a broader optical corridor. Modern ODM practices require strict pantoscopic tilt angles (between 8° and 12°) to optimize peripheral visual fidelity while neutralizing spatial distortion inherent to wider lens diameters.
Larger frame contours experience higher flexural stress during lens insertion and daily wear. High-density cellulose acetate (density ≥ 1.28 g/cm³) and cold-forged pure titanium structural cores are imperative to maintain frame shape memory, eliminate front warping, and prevent temple splay over prolonged thermal exposure.
Yintai Eyewear is a premier manufacturer based in Shenzhen, Guangdong Province, China. Over 15 years of dedicated development, we have evolved into an advanced enterprise integrating technological R&D, precision manufacturing, and global sales networks.
The Foundation of Our Hard Power
Located in the industrial park at Fuji Land Building, equipped with fully automated production lines, CNC machining centers, Class 10,000 cleanrooms, and automated tumbling systems, ensuring both stable volume capacity and zero-defect surface finishes.
The Foundation of Our Hard Power
Our workforce exceeds 200 dedicated employees, anchor-led by a 10-member elite technical R&D engineering team that continuously drives structural innovation, mold development, and material process optimization.
The Foundation of Our Hard Power
From raw material procurement and proprietary mold development to CNC cutting, 72-hour hand polishing, and final optical assembly, we control 100% of core processes for predictable lead times and unit economics.
Creating durable, lightweight wide frame glasses demands advanced material selection and modern metallurgical/polymer processing. Below is our engineering roadmap for next-generation ODM manufacturing.
| Material Category | Structural Advantage | Optimal Frame Dimension | B2B Target Application |
|---|---|---|---|
| Bio-Based Cellulose Acetate | Eco-friendly plasticizers, non-allergenic, rich color depth, thermo-moldable for custom fits. | Lens width: 54mm–60mm Bridge: 18mm–22mm |
Luxury Fashion Brands, Retro Oversized Optical Lines, Custom Tinted Sunglasses |
| Japanese Pure Titanium (Beta-Titanium) | Ultra-lightweight (under 15g complete frame), extreme flexibility, corrosion resistant. | Lens width: 56mm–62mm Bridge: 16mm–20mm |
Executive Business Eyewear, Ergonomic Oversized Aviators, Minimalist Wide Frames |
| High-Density Acetate (HDA) | 30% higher tensile strength than standard acetate, allows ultra-thin profiles for wide frames. | Lens width: 52mm–58mm Bridge: 19mm–23mm |
Thick-Rimmed Retro Frames, Architecture-Inspired Geometric Glasses |
| Acetate & Titanium Hybrids | Combines the aesthetic weight of acetate fronts with ultra-flexible, stress-tested titanium temples. | Lens width: 54mm–61mm Bridge: 17mm–21mm |
High-End B2B ODM Collections, Heavy Duty Prescription Optical Lines |
Utilizing high-speed Japanese CNC spindles operating at 24,000 RPM, front frame blanks are carved within ±0.02mm tolerance. This guarantees exact bevel depth for seamless lens glazing regardless of lens refractive index (1.56 to 1.74).
Acetate wide frames undergo 72 hours of multi-stage dry and wet organic tumbling with birch wood chips, walnut shell powder, and specialized polishing compounds to eliminate micro-burrs and establish a deep crystalline luster.
To eliminate internal material strain caused by CNC cutting, all wide frames are cured in temperature-controlled ovens at 60°C for 48 hours, ensuring zero frame shrinkage or deformation during cross-continental shipping.
When sourcing wide frame glasses from Chinese manufacturing suppliers, procurement managers must evaluate total cost of ownership (TCO), quality risk mitigation, and compliance frameworks across regional destination markets.
Frames destined for North America require strict adherence to FDA drop-ball impact resistance (21 CFR 801.410) for lenses, alongside California Proposition 65 testing for chemical safety (phthalates and heavy metal limits in acetate components).
Wide frame optical products must conform to EN ISO 12870:2018 (Spectacle frames - Requirements and test methods), validating nickel release limits, biocompatibility, dimensional stability at elevated temperatures, and flame resistance.
We supply specialized nose pad bridge configurations: Low Bridge / Asian Fit (extended pad arms and modified angle) vs. Standard Western Fit (deeper nose bridge cradle) to maximize global retail market conversion.
Technical answers directly from our engineering team to assist B2B procurement managers and optical product developers.
Browse our remaining specialized OEM/ODM catalog lines for wholesale, retail brand placement, and private label distribution.
Yintai Eyewear