TR90 Ultra-Light
Precision-engineered OEM/ODM optical manufacturing, award-winning hinge architectures, and comprehensive HEV420 spectral verification for global eye health distribution.
Engineered with medical-grade TR90, multi-tier Italian cellulose acetate, and laboratory-tested blue-filtering monomers to serve optical retail chains and optical specialists.
B2B procurement has moved beyond superficial coatings. Modern eyewear supply chains require nanometer-level wave filtering, low-chromatic distortion, and high-durability mechanical joints.
Legacy vacuum coating methods merely reflected a narrow 5–10% band while introducing unwanted internal glare. Our factory incorporates organic blue-absorptive compounds directly into the CR-39 and 1.60/1.67 MR-8 monomer resin matrices, delivering stable absorption between 380nm and 450nm with ultra-low residual yellowness.
A leading defect in volume eyewear imports is hinge displacement under torsion. Urband utilizes proprietary Screwless Hinge and Active Hinge mechanisms, eliminating loosened screws and allowing the temple to bend beyond 90 degrees with active kinetic centering, minimizing retail return rates.
Frames balance structural elasticity with low mass. Our China manufacturing facilities utilize high-grade Swiss EMS TR90 polyamides along with controlled, aged high-density cellulose acetate, preventing frame warping and bridge sagging during maritime container transit.
Strategic purchasing guidelines for optical chains, retail aggregators, and OEM brand buyers targeting 2026–2030 demand shifts.
| Procurement Factor | Traditional Sourcing (Legacy) | Next-Gen Manufacturing Shift (Urband Standard) | Retail Margin & Return Impact |
|---|---|---|---|
| Filtering Spectrum | General UV400 blocking; uncalibrated blue cutoff (400–410nm only). | HEV420–445nm Targeted Attenuation: Preserves sleep-regulating cyan wavelengths (470–490nm). | Lowers customer eye fatigue disputes; supports professional optometry backing. |
| Hinge Reliability | Single-barrel pinned or traditional 3-barrel friction-loss screws. | Screwless Friction Lock / Active Hinge: Elastic mechanical interfaces without loose components. | Decreases in-store warranty replacements and servicing returns by over 38%. |
| Material Circularity | Petrochemical plastics; standard petroleum-derived acetate. | Bio-Acetate (Eco-Cellulose) & Castor-Oil TR90: Phthalate-free, verified REACH and RoHS compliant. | Protects against tightening EU/North American corporate ESG purchasing mandates. |
| Assortment Sourcing | Fragmented orders across 5+ factories for kids, sports, and reading lines. | Consolidated Matrix Manufacturing: One enterprise account accessing 5 specialized sub-brand lines. | Reduces customs clearing overhead, freight footprint, and minimum MOQs. |
Combining the heritage of optical craft with French aesthetic engineering and the production scalability of modern Shenzhen eyewear facilities.
Founded on hands-on lens-grinding precision in Singapore, guaranteeing that frame geometry matches laboratory prescription-edging tolerances.
Validated by iF Design Awards, Red Dot, and SILMO d'Or nominations, offering our retail partners an authentic counter story.
Design teams in France and Japanese technical R&D heritage ensure modern aesthetics, ergonomic fits, and balanced center-of-gravity.
Advanced CNC machining, closed-loop acetate aging, multi-axis polishing, and integrated QA testing under unified ISO protocols.
Access our specialized brand lines: EYELET (flexible children's optics), GLOSSI (designer women's frames), URBAND PARIS (Rx Sport & active lines), and COUPLE (reading systems).
Inquire NowDirect technical guidance on material specifications, regulatory compliance, quality control, and factory production terms.
Surface anti-reflective (AR) blue-blocking coatings use dielectric interference layers vacuum-deposited via PVD to reflect high-energy visible light. While cost-effective, they typically reflect only 8% to 15% of the blue spectrum and frequently produce an aggressive blue front-glare while remaining prone to scratch removal. In contrast, monomer-embedded absorption (such as HEV420 formulation) incorporates active organic compounds directly into the liquid lens resin prior to cast polymerization. This absorbs 40% to 90% of damaging high-frequency violet-blue light (380–430nm) internally without peeling or degradation, maintaining a clean aesthetic with minimal residual color shift.
Every batch produced across our Shenzhen manufacturing facilities is validated against destination-market criteria. For the European Union, frames and lenses meet Regulation (EU) 2017/745 for Medical Devices (Class I) and Regulation (EU) 2016/425 (Personal Protective Equipment), verified per EN ISO 12312-1:2013/A1:2015. Sunglass and blue light tests confirm optical clarity, spherical power tolerance, and zero hazardous chemicals under EU REACH (EC No 1907/2006) for heavy metals, Nickel release (EN 16128), and phthalates. For the United States, our facilities comply with FDA 21 CFR 801.410 (drop-ball impact shatter resistance) and California Proposition 65 requirements.
In standard optical distribution, loose or lost hinge screws account for over 35% of post-sale customer returns and warranty repairs. Our proprietary Screwless Hinge design operates without friction-fit threaded pins, using interlocking structural tabs to prevent temple separation. The Active Hinge incorporates a calibrated spring-temple architecture that moves past the standard 90-degree angle under dynamic loads (such as sports activity or donning over headgear) and returns to true geometry upon release. This mechanism reduces temple spreading and preserves front pantoscopic tilt over years of daily wear.
Yes. Urband International's multi-brand ecosystem allows wholesale buyers to place consolidated purchase orders covering multiple specialized sub-categories—including EYELET (flexible pediatric TR90 frames), GLOSSI (sculpted women's acetate), URBAND PARIS (performance active wear), and COUPLE (reading frames). Rather than managing different supplier accounts, shipping terms, and contracts, buyers can access consolidated container shipments, unified QA inspection files, and bundled payment terms.
Cellulose acetate requires careful environmental curing to fully stabilize. Our manufacturing operations mandate that rough-cut and extruded acetate slabs undergo temperature- and humidity-controlled oven curing for up to 60 days before multi-axis CNC milling. This drives out volatile plasticizers, eliminating the internal structural stress that causes temple warping, face-wrap flattening, or bevel shrinkage when frames cross humid marine container routes.
Standard lead times for OEM private-label production run 45 to 65 days depending on tooling complexity, with fully custom acetates and bespoke hinge casting taking 60 to 75 days. Initial trial MOQs for existing frame profiles start at 300 pieces per model (divided into 2–3 colorways), including custom laser logo marking, pad-printed inner temples, branded lens protective films, and retail presentation packaging. Rapid-turn prototype samples for board evaluation and retail display review are delivered within 7 to 14 business days.