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About Elistro Dealer Program ContactExplore our benchmark production series engineered for international independent chains, eyewear distributors, and optical boutique brands demanding millimeter-accurate rim geometry and robust hinge mechanics.
Why the architectural transition from circular and oval silhouettes to multi-faceted polygons is redefining international optical design and demanding advanced manufacturing control.
In contemporary eyewear engineering, geometric eyeglass frames represent a radical departure from traditional curvi-linear eye-wire construction. Embracing angular octagons, irregular hexagons, crown pantos, and multi-layered wire cuts, geometric silhouettes require strict mathematical equilibrium. Unlike conventional rounded rims where radial stress distributes evenly across the circumference, a geometric rim introduces concentrated inflection points at each apex. As a tier-1 China manufacturer and global supplier, we execute micro-radius chamfering at every angle to eliminate notch-stress concentration, ensuring that lens mounting, prescription glazing, and everyday stress cycles do not compromise frame integrity.
Optical ergonomics dictate that center-of-gravity (CoG) displacement must be actively controlled. By balancing heavier multi-faceted fronts with precision-counterweighted temple tips made from Japanese raw cellulose acetate or high-grade β-Titanium, our frames preserve pantoscopic tilt (8° to 12°) and vertex distance (12 mm to 14 mm). This guarantees that high-cylinder progressive or astigmatism prescription lenses sit in perfect optical alignment, eliminating prism distortion while creating an unmistakable high-fashion aesthetic on the retail shelf.
Formed through high-tonnage cold hydraulic compression and 5-axis CNC routering. Edge chamfers are finished to a 0.25 mm bevel, guaranteeing that prescription lenses clip securely into the V-groove without micro-chipping or perimeter strain.
A fusion of mid-century French heritage and modern brutalist lines. The flattened brow-line transitions dynamically into curved lower orbits, machined from 8.0 mm high-density organic acetate blocks to provide maximum depth without excess weight.
Constructed with Japanese surgical-grade stainless steel (SUS304/SUS316L) and medical-grade β-titanium. Rims showcase filigree coin-edge knurling, hollow skeletal double bridges, and micro-welded rim-locks tested to over 350 N tension.
Actionable procurement metrics for brand owners, optical wholesalers, and retail directors navigating changing consumer demographics, material sciences, and green supply-chain mandates.
The market is pivoting decisively from single-material frames to multi-composite architectures. High-performing SKUs integrate a flexible TR90 or high-crystallinity acetate rim with ultra-resilient β-Titanium temples. This configuration reduces overall frame weight below 11.5 grams while retaining high rigidity along the lens eyewire, preventing frame warping during hot-air glazing.
Procurement teams are prioritizing manufacturers capable of co-molding metal inserts directly into cellulose acetate fronts without volatile solvent adhesives.
With EU CSRD and global ESG mandates expanding, optical retailers increasingly audit supply-chain decarbonization. Modern geometric frames are specified with Bio-based Cellulose Acetate synthesized with phthalate-free plant plasticizers derived from cotton linter and sustainably farmed wood pulp (certified ISO 14855 biodegradability).
Simultaneously, eco-friendly PVD (Physical Vapor Deposition) sputtering has replaced cyanide electroplating, delivering zero toxic effluent and 4x higher scratch resistance.
Traditional eyewear lead times of 120 days are becoming unviable in an era of trend-driven social commerce. Procurement departments now demand rapid CAD-to-3D SLA/SLS resin sampling within 72 hours, followed by soft-tooling pilot batches of 100 to 300 pieces per SKU.
Factories integrating modular tool dies and automated 5-axis CNC cutters are winning vendor agreements over rigid legacy mass-production facilities.
Modern optical chains avoid fragmented sourcing. Sourcing managers now prefer single-source manufacturing covering the optical frame, custom-embossed drawer boxes, vegan PU leather collapsible cases, OEKO-TEX certified microfiber cleaning textiles, and serialization cards.
Consolidating frame assembly with luxury packaging reduces landed freight volume by up to 28% via nesting drawer configurations and protects frames from transit shock.
Rigorous physical, mechanical, and optical parameters executed on every custom OEM/ODM production run.
| Component / Process | Material Engineering Standard | Tolerance & Quality Benchmark | Testing & Compliance Protocol |
|---|---|---|---|
| Acetate Geometric Rims | High-Density Aged Cellulose Acetate (≥1.28 g/cm³) | ±0.02 mm across multi-angle CNC profiles | ISO 12870 Dimensional Stability at 60°C |
| Metal / Wire Octagonal Rims | Corrosion-Resistant Monel, SUS316L, Beta Titanium | ±0.015 mm eyewire V-groove depth | EN 16128 Nickel Release (<0.5 μg/cm²/week) |
| Hinge Mechanisms | Lead-Free Nickel-Silver 5/7 Barrel & Spring Box | Zero axial wobble; >25,000 cycles actuation | ISO 12870 Endurance & Dynamic Torque Test |
| PVD Surface Plating | Multi-layer Titanium Nitride (TiN) / Chrome Plating | Thickness 0.25–0.50 μm; 4H pencil hardness | 48-Hour Neutral Salt Spray (NSS) ASTM B117 |
| Solder & Laser Joints | Cadmium-Free Silver Induction & Precision YAG Laser | Joint pull strength >350 N; zero micro-porosity | 3-Point Bend Test & Bridge Impact Test |
| Bespoke Packaging Systems | FSC-Certified Rigid Paperboard + PU Vegan Leather | Drop test passed from 1.5 meters | RoHS & REACH Annex XVII Heavy Metal Compliance |
Uniting high-speed computerized precision machinery with time-honored artisanal hand finishing to produce faultless geometric eyewear.
True geometric optical frames cannot be mass-produced with crude stamping methods. An octagon or hexagon with rounded, indistinct edges loses its aesthetic identity; conversely, knife-sharp unbuffed transitions cause severe consumer discomfort and optical frame stress fractures. Our production ecosystem solves this challenge through a multi-phase manufacturing lifecycle:
Acetate slabs undergo 90-day humidity conditioning before precision cutting. High-speed multi-axis diamond router bits sculpt geometric bevels, faceted face planes, and internal eyewire channels with extreme repeatability.
Frames enter triple-stage walnut shell and birch wood chips infused with graded micro-wax pastes. Over 72 continuous hours, this step rounds micro-burrs while maintaining crisp facet lines, followed by manual wheel polishing.
Every production batch undergoes 100% optical comparator profiling, pantoscopic alignment checks, bridge torsion analysis, and ultrasonic cleaning before packing into airtight barcoded retail boxes.
Built around the rigorous expectations of mid-to-high-end global eyewear brands seeking reliability, IP protection, and high sell-through margins.
Operating our own production facilities in China’s premium eyewear hubs enables transparent, tiered B2B pricing. By eliminating export agents and trading intermediaries, we deliver top-tier titanium, acetate, and TR90 optical frames at direct factory cost, enabling our distributors to achieve healthy gross retail margins between 65% and 82%.
From precision laser engraving on temple inner cores and pad printing on demo lenses to custom-dyed acetate laminations matching your brand Pantone, we offer true turnkey private labeling. Our integrated packaging line manufactures matching drawer boxes, hard shell travel cases, microfiber cloths, and serial certificates in one shipment.
Our facilities operate strictly under ISO 9001 and ISO 13485 (Medical Device Eyewear) management systems. All optical frames comply with CE EN ISO 12870, US FDA 21 CFR 801.410 (Impact Drop Ball Resistance), and EU REACH Nickel-free regulations, safeguarding your business against customs impounds and product liability claims.
We value brand intellectual property above all. We execute enforceable Non-Disclosure Agreements (NDAs) with proprietary client geometric silhouettes, ensuring custom tooling and CAD files remain 100% exclusive to your optical label, protected from gray-market duplication or cross-selling.
Everything procurement officers, independent opticians, and chain store category managers need to know about purchasing geometric eyeglass frames from China.
For ready-to-ship catalog styles with custom laser logo application, our MOQ is as low as 50 to 100 pieces per model. For bespoke OEM/ODM custom tooling (new geometric CAD drawings, custom acetate colors, proprietary hinge hardware), our MOQ is typically 300 pieces per silhouette, allowing 2 to 3 colorways (100 pcs/color).
Geometric frames require precise V-groove depth and bevel angle symmetry (±0.02 mm) to prevent lens pop-out or edge stress birefringence. We utilize automated optical comparators and test-glaze demo CR-39 and polycarbonate lenses across diverse diopter powers (+4.00D to -6.00D) during sample sign-off.
Yes. As demonstrated in our featured product catalog, we specialize in complete packaging suites: drawer gift boxes, folding magnetic cases, vegan leather pouches, high-density microfiber cleaning cloths, and branded warranty cards. All items can be customized with hot foil stamping, debossing, or CMYK printing.
Functional 3D SLA resin samples and laser-cut acetate mockups are completed within 5 to 7 business days. Fully finished metal or acetate prototypes take 15 to 20 days. Mass production lead time ranges from 35 to 45 days for TR90 and metal collections, and 50 to 60 days for handcrafted aged acetate collections.
We prioritize Ion-Plated (IP) Physical Vapor Deposition (PVD) coating for all stainless steel and titanium geometric frames. Compared to traditional wet electroplating, PVD offers 4x greater resistance against sweat acidity, cosmetics, and abrasion, while achieving an EN 16128 zero-nickel migration rating.
We provide full documentation packs for customs clearance, including FDA establishment registration, Device Listing, CE Declarations of Conformity, and RoHS/REACH chemical test reports. We offer flexible Incoterms including EXW, FOB (Shenzhen/Hong Kong/Ningbo), CIF, and DDP direct to your regional warehouse.
Connect directly with our senior optical engineering and international trade team. Request factory wholesale pricing, order sample kits, or send your 2D/3D CAD technical drawings for immediate OEM/ODM feasibility evaluation.
