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TR90 Eyewear Manufacturing 101: Ultimate Guide for Eyewear Brands

What Makes TR90 a Go-To Material for Modern Eyewear Brands?

If you’ve been in the eyewear business for a while, you’ve probably noticed that TR90 frames are popping up everywhere — from trendy direct-to-consumer brands to affordable optical lines in big-box retailers.

But here’s the thing: TR90 isn’t just another cheap plastic. It’s a high-performance thermoplastic that’s ultra-light, flexible, durable, and surprisingly cost-effective. And for eyewear brands trying to balance comfort, design freedom, and price control, it’s becoming the material of choice.

At EyewearBeyond, we’ve seen more and more of our B2B customers — from startup labels to long-time wholesalers — turn to TR90 to launch lightweight, stylish collections that are easy to scale. Whether you’re creating fashion-forward sunwear, affordable optical frames, or even sports eyewear, TR90 gives you the flexibility (literally and financially) to get creative without breaking the bank.

In this guide, we’ll walk you through everything you need to know about TR90 eyewear manufacturing:
How it works, what it costs, what to watch for — and whether it’s the right material for your next collection.

Ready to dive in?


What Is TR90 Material, and Why Has It Become So Popular?

TR90 is a Swiss-developed thermoplastic polymer that has taken the eyewear industry by storm in recent years. Originally designed for military and medical-grade applications, it’s now one of the most popular materials for eyewear frames due to its incredible durability, flexibility, and lightness.

So, why is everyone — from startup brands to optical giants — obsessed with TR90?

Here’s what makes it so appealing:

1. Lightweight and Comfortable

TR90 frames typically weigh 20–30% less than traditional acetate or metal frames. That means less pressure on the nose and ears, and more comfort for the end user — especially for all-day wear.

2. Extremely Flexible, Yet Strong

TR90 has high flexural strength, allowing frames to bend without breaking. This makes it ideal for kids’ eyewear, sports glasses, or any collection where durability is a must.

3. Heat and Chemical Resistance

Unlike cheap plastics, TR90 holds up well against heat, sweat, and cleaning chemicals, which helps prolong the life of the product and maintain appearance over time.

4. Doesn’t Lose Shape Easily

TR90 has a natural “memory”, which helps the frames maintain their original shape even after bending or prolonged use. No more crooked frames after a few wears.

5. Hypoallergenic

It’s BPA-free and hypoallergenic, which means fewer issues with skin irritation — something more end users are starting to care about.

6. Color and Design Versatility

Whether you’re going for transparent hues, bright colors, or gradient effects, TR90 handles it all. It allows for full-frame color customization, especially when combined with injection molding.


What Are the Key Material Properties of TR90?

If you’re considering using TR90 in your eyewear collection, understanding its core material properties is crucial. TR90 isn’t just another plastic — it’s a high-performance polymer that offers a rare combination of flexibility, resilience, and comfort, making it a favorite for both sports and everyday eyewear.

Here’s a breakdown of the key properties that make TR90 stand out in eyewear manufacturing:

1. Lightweight Composition

TR90 has a low specific gravity (~1.14), making it significantly lighter than acetate or metal frames. Lighter frames reduce pressure on the nose and ears — a major selling point for comfort-driven consumers.

2. Exceptional Flexibility

TR90 frames can bend up to 90 degrees without breaking, thanks to their high elasticity. This makes them nearly unbreakable under normal usage — ideal for sports eyewear, kids’ glasses, or active lifestyle brands.

3. Impact Resistance

Unlike brittle plastics, TR90 is highly impact-resistant. It absorbs shocks and resists stress cracking, which reduces breakage during drops or pressure. This increases product lifespan and lowers return rates for brands.

4. Heat & UV Resistance

TR90 can withstand high temperatures (up to 125°C) without warping, and has built-in UV resistance. That makes it perfect for hot climates or long outdoor exposure — no melting or softening under sunlight.

5. Chemical Resistance

TR90 holds up well against common solvents, body oils, sweat, and cleaning agents. This ensures that your frames won’t degrade with regular use or disinfecting — a major plus in today’s hygiene-conscious world.

6. Shape Memory

Even after bending, TR90 frames can return to their original shape. This “memory” property ensures your frames look good and fit properly over time, with less need for adjustment.

7. Hypoallergenic

TR90 is BPA-free and doesn’t contain plasticizers or allergens found in other materials. It’s safe for direct skin contact, making it suitable for customers with sensitive skin.

8. Color Fastness & Finish

TR90 can be injected with vibrant pigments, fade-resistant dyes, and even glossy or matte finishes. It allows for excellent design versatility, ideal for trend-focused collections.


In short: TR90 is a material that checks all the boxes — durable, flexible, comfortable, and customizable. That’s why more and more eyewear brands are switching to TR90 for both performance and fashion lines.

What Components of Eyewear Use TR90 Material?

TR90 isn’t just used for the entire frame — it’s strategically applied to certain eyewear components where comfort, flexibility, and durability are most needed. Let’s break down where TR90 is commonly used in eyewear construction, and why it makes a difference for brands and wearers alike.


1. **Frame Front (Full-Rim or Semi-Rimless)

**TR90 is often used to mold the entire front of the frame, especially in full-rim or semi-rimless designs. Because the front is the structural “face” of the glasses, it benefits from TR90’s shape retention, flexibility, and lightweight properties. The result? A frame that looks sleek, stays in shape, and doesn’t weigh down the nose.


2. **Temples (Arms)

**The temples — or the side “arms” that sit over the ears — are one of the most common uses for TR90. Flexible temples made with TR90 resist snapping under pressure and can handle repeated opening/closing without weakening. This is especially valuable for active users, kids, and sportswear brands.


3. **Bridge Section

**In some injected TR90 designs, the bridge is formed as a seamless part of the front frame. TR90’s lightweight and skin-friendly properties reduce pressure on the nose, which enhances all-day comfort — especially for people who wear glasses for extended hours.


4. **End Tips

**While often rubberized or coated, many end tips are made from TR90 for a smooth, hypoallergenic finish. These parts benefit from TR90’s flexibility and ability to conform slightly to the wearer’s head, providing a secure fit without discomfort.


5. **Entire One-Piece Frames

**For ultra-lightweight eyewear styles — particularly for sports or minimalist designs — TR90 is used to mold an entire frame (front + temples) as a single piece. This design simplifies production, reduces assembly time, and creates a sleek, futuristic look.


6. **Integrated Nose Pads (in molded TR90 frames)

**Though not removable like silicone nose pads, molded nose pads made from TR90 are commonly used in basic frame styles. They offer a smooth, skin-safe contact point that won’t irritate sensitive skin.


Summary:

TR90 is most commonly used in:

  • Frame fronts
  • Temples
  • End tips
  • Integrated bridges & nose pads
  • Fully molded one-piece frames

Its performance characteristics make it especially valuable for frames that need to be light, flexible, and durable — without sacrificing design or user comfort.

What Are the Benefits of Using TR90 for Your Eyewear Collection?

If you’re planning or scaling your eyewear collection, material choice is more than just a technical decision — it’s a brand-defining one. TR90 has become a favorite among independent brands and mass-market manufacturers alike, and for good reason. Let’s break down the real-world advantages TR90 brings to your collection:


1. Lightweight Comfort Customers Notice

TR90 is incredibly lightweight — about 20-25% lighter than traditional plastic materials like acetate. That means less pressure on the nose and ears, which directly translates into a more comfortable all-day wearing experience. For customers who wear glasses for work, screen time, or long hours, this is a major selling point.


2. Flexibility That Reduces Breakage

Unlike brittle plastic or low-grade metals, TR90 is known for its flexibility. The material can bend and return to its original shape without snapping, which makes it ideal for:

  • Children’s eyewear
  • Sports and outdoor styles
  • Travel and foldable models

This resilience means fewer returns or breakage-related complaints — which is great for both your reputation and your bottom line.


3. Durability = Longer Lifespan

TR90 doesn’t crack easily, resists deformation under heat or pressure, and is highly impact-resistant. These qualities give your eyewear longer shelf life and real-world durability. It’s especially important for everyday users or customers who need reliable performance in varying conditions.


4. Sweat-Resistant, Skin-Friendly Material

TR90 is hypoallergenic and resistant to body oils, sweat, and cosmetics — common sources of wear and discoloration on frames. This makes it a safe and long-lasting option for users with sensitive skin or those who live in hot, humid climates.


5. Ideal for Injection Molding & Mass Production

From a manufacturing standpoint, TR90 is a dream. It’s highly moldable, which means:

  • More flexibility in design (you can create thinner, more ergonomic shapes)
  • Faster production cycles
  • Cost efficiency for large orders

This makes it suitable for OEM/ODM brands looking to scale quickly while maintaining quality.


6. Compatible with Trend-Driven Designs

TR90’s flexibility and strength allow for creative, modern designs — from ultra-thin minimalist silhouettes to bold, oversized styles. Whether your brand targets Gen Z trendsetters or active outdoor users, TR90 gives you the material freedom to explore style and performance.


7. Lower Shipping Costs (Yes, Really)

Because TR90 frames are lightweight, they reduce overall shipping weight and volume. For bulk B2B orders or international fulfillment, this can significantly cut logistics costs over time.


Recap: Key Benefits of TR90 for Brands

  • Lightweight = better comfort
  • Flexible = fewer breakages
  • Durable = longer product life
  • Hypoallergenic = great user experience
  • Fast to produce = lower costs & quicker turnaround
  • Stylish = wide design freedom

TR90 isn’t the most luxurious material, but it hits the sweet spot between function, affordability, and performance — especially for growing eyewear brands.

What Are the Limitations or Trade-Offs of TR90?

While TR90 is widely loved for its flexibility, comfort, and affordability, it’s important to know that no material is perfect for every brand or collection. Depending on your market positioning and product goals, TR90 might come with a few trade-offs. Let’s take a closer look:


1. Lower Perceived Luxury

TR90 is a fantastic technical material — but let’s be honest, it doesn’t feel like luxury. Compared to materials like acetate, titanium, or stainless steel, TR90 often lacks that premium hand-feel, weight, and visual richness that high-end customers look for.

If your brand targets boutique, artisanal, or luxury eyewear segments, TR90 may fall short of customer expectations — especially if your buyers associate quality with material weight and finish.


2. Limited High-Gloss Finish and Color Depth

While TR90 can be injection molded into various shapes and colors, the surface finish isn’t as deep or polished as acetate or metal. You’ll find:

  • Less shine or gloss compared to polished acetate
  • Less vibrant color saturation
  • Fewer options for layered or gradient effects

If your brand aesthetic relies heavily on bold, layered colors or high-luxury finishes, TR90 might limit your creative direction.


3. Logo Printing or Branding Limitations

Because TR90 is molded plastic, certain branding methods (like inlaid metal logos or laser etching) don’t apply as easily. Printed logos are more common — but they may fade or rub off over time if not applied properly.

For brands that rely on standout logo detailing, metal plaques, or signature embellishments, TR90 might require additional workarounds or compromise.


4. Heat Sensitivity During Processing

TR90 performs well in everyday use, but during production (especially molding and edge-finishing), the material can be heat-sensitive. Poor tooling or incorrect processing temperatures can lead to:

  • Warping
  • Surface pitting
  • Inconsistent shapes

That’s why working with an experienced TR90 eyewear manufacturer is crucial. Not all factories handle this material well.


5. Less Suitable for Complex Hinges or Metal Fittings

TR90 is flexible — but that flexibility can actually work against you when incorporating intricate components like:

  • Spring hinges
  • Decorative metal accents
  • Multi-part temples

It can be done, but the more complex the design, the more likely you’ll face issues with precision, alignment, or long-term durability.


6. Recycling Limitations

Although TR90 is considered durable and long-lasting, it’s not as eco-friendly as acetate (which is cellulose-based) or newer bio-based plastics. If your brand emphasizes sustainability, TR90 may not align fully with that message unless paired with eco-packaging or offset programs.


Recap: What to Keep in Mind with TR90

  • Not ideal for premium or luxury branding
  • Limited in color depth and glossy finishes
  • Harder to integrate metal logos or complex hinges
  • Heat-sensitive during production
  • Not the most eco-friendly material

Still, for many brands aiming to balance cost, comfort, and everyday usability, TR90 is a powerful option — as long as you understand where it fits best.

6. How Are TR90 Frames Manufactured? Step-by-Step

If you’re thinking about using TR90 for your eyewear line, understanding the production process helps you make better decisions — whether it’s about cost, design limitations, or lead time. TR90 frames are made using injection molding, which is quite different from how acetate or metal frames are built.

Here’s a step-by-step overview of how TR90 eyewear is manufactured in a factory setting:


Step 1: Material Preparation

TR90 starts as thermoplastic granules (pellets), usually supplied by certified resin suppliers. These are stored in sealed containers to prevent moisture absorption.

  • Moisture content is critical: Before production, the granules are dried (usually at 80–100°C for several hours). TR90 is sensitive to moisture and can cause defects like bubbles or weak spots if not dried properly.

Step 2: Injection Molding

Once dried, the TR90 pellets are poured into the hopper of the injection molding machine. Here’s where the actual shaping happens:

  • Heated barrel melts the material to a semi-liquid state (~200–250°C).
  • Melted plastic is injected into custom-designed molds under high pressure.
  • The mold cavity shapes the parts (usually front frames, temples) with exact precision.
  • Cooling system rapidly cools the parts to solidify them.

💡 Each mold is custom-made based on the frame design, which can be a significant upfront cost.


Step 3: Demolding & Basic Trimming

After cooling (usually within 30–60 seconds per cycle), the mold opens, and the part is ejected automatically or manually.

  • Workers inspect for flash (extra thin plastic around edges) or imperfections.
  • Flash is trimmed by hand or with precision cutters.
  • At this stage, the frame parts are formed but not yet ready to wear.

Step 4: Tumble Polishing or Surface Finishing

TR90 frames don’t require the long manual polishing process that acetate does, but they still need smoothening.

  • Frames are placed in vibrating polishing machines with ceramic or plastic media.
  • This helps smooth out sharp edges and gives the frame a soft, matte finish.
  • For glossy TR90, additional spray coating or surface treatments may be applied.

Step 5: Hinge Insertion or Welding

Depending on the design, temples are fitted with:

  • Screw hinges (inserted and secured into pre-molded slots)
  • Ultrasonic welded hinges (where metal parts are fused with vibration)

Some basic models may have built-in plastic hinges molded directly into the temple — no screws required, reducing cost and assembly time.


Step 6: Frame Assembly

This is the “put it all together” stage:

  • Temples are attached to the frame fronts.
  • Nose pads (if separate) are glued or heat-fused.
  • Any rubber tips, branding elements, or additional inserts are added.

Assembly may be done manually or semi-automated, depending on factory capacity.


Step 7: Logo & Branding Application

There are several options depending on your design:

  • Pad printing for logos or text (most common, cost-effective)
  • Laser etching (limited depending on design & surface)
  • Heat transfer printing for multi-color or gradient logos

TR90 is less compatible with embedded metal logos, but custom prints still allow for solid brand presentation.


Step 8: Quality Inspection

Before packing, QC inspectors check for:

  • Surface defects (scratches, mold marks, dents)
  • Hinge movement and alignment
  • Color uniformity
  • Branding clarity
  • Frame flexibility and stress test

For brands with strict requirements, functional tests like UV protection (for sunglasses) or durability flex tests are performed.


Step 9: Packing

Once passed, frames are:

  • Individually packed in polybags or protective sleeves
  • Paired with accessories (cases, cloths, cards)
  • Packed into cartons for shipping

Customized packaging (with brand logos, eco-paper sleeves, etc.) is usually applied at this stage.


Summary of the TR90 Manufacturing Process:

StepDescription
1Material drying & preparation
2Injection molding (frame & temple parts)
3Trimming & de-flashing
4Tumble polishing & optional coating
5Hinge insertion (screw or ultrasonic welding)
6Assembly of temples, nose pads
7Logo/brand application
8Quality check
9Final packaging

7. What Design Styles and Markets Best Fit TR90 Frames?

TR90 isn’t just a technical material — it’s also a market-friendly design solution. Whether you’re building a fashion-forward DTC brand or a practical optical collection for everyday users, TR90 offers a unique balance of flexibility, affordability, and design versatility. But it’s not for every style or audience.

Let’s break down where TR90 performs best, both in terms of aesthetics and target market fit.


1. Minimalist & Sporty Styles

TR90’s lightweight and flexible nature make it perfect for:

  • Streamlined, thin-rimmed optical frames
  • Sport or activewear sunglasses
  • Wraparound and flexible “no-frills” styles

Many brands leverage TR90 for clean, understated aesthetics — ideal for consumers who prioritize performance and comfort over heavy ornamentation.


2. Youth & Teen Collections

TR90 is often used in children’s and teen eyewear due to:

  • Flexibility (less breakage in rough use)
  • Comfort for long school or screen sessions
  • Bright, fun colors (thanks to easy mold coloration)

It’s a go-to choice for affordable, durable frames in educational or entry-level retail channels.


3. Affordable Fashion Brands

If your brand competes in the $10–$30 FOB range and sells via:

  • E-commerce
  • Retail chains
  • Mass distributors

… then TR90 is a great solution. You can offer:

  • Trendy shapes (cat-eye, rectangle, oversized)
  • Quick turnaround on colors
  • Lightweight build at a low unit cost

It’s a perfect blend of speed-to-market and mass appeal.


4. Digital-First / Blue Light Glasses

TR90 is a strong performer in the fast-growing blue light blocking eyewear category.

Why?

  • It’s comfortable enough for all-day screen use
  • Lightweight feel = less pressure during work/gaming
  • Available in unisex, modern silhouettes that fit WFH fashion

Great for Amazon brands, Shopify startups, and influencer drops.


5. Travel & Backup Eyewear

Because it’s bendable and hard to break, TR90 is often used for:

  • Foldable glasses
  • Compact travel eyewear
  • Emergency backup frames

TR90 can be stored in tight spaces without snapping, making it ideal for throw-in-the-bag accessories.


6. Private Label Collections Looking to Scale

If you want to test styles in small batches before scaling, TR90 is perfect because:

  • Molds are lower cost than acetate
  • Easier to launch small MOQ runs
  • Production is fast (5K–10K units/month is common)

It’s a go-to for private label buyers launching a new collection under tight timelines.


Less Suitable for:

  • Luxury brands looking for material “weight” and polish
  • Handcrafted or artisanal collections (e.g. buffalo horn, high-end acetate)
  • Bold, translucent layering effects that require acetate’s depth

Recap: TR90 Works Best For…

Target StyleIdeal Market
Minimalist opticalEveryday wearers, men’s/unisex brands
Bold-colored kids’ framesChildren & teen collections
Sporty, flexible designsSportswear, outdoor, travel
Mass-market trendy shapesFast fashion, online retail
Lightweight screen glassesDigital lifestyle brands
Entry-level DTC or private labelBudget-conscious startups

8. What Are the Typical Costs, MOQs, and Lead Times for TR90 Eyewear Manufacturing?

If you’re considering using TR90 for your next eyewear collection, one of the biggest advantages is how cost-effective and production-friendly it is — especially compared to acetate or metal frames. That’s why TR90 is often used by brands scaling fast or launching entry-level or high-volume collections.

Here’s a practical breakdown of what to expect in costs, MOQs, and timelines when working with TR90 eyewear manufacturers.


1. Unit Cost (FOB China Price)

TR90 is known for being affordable yet durable, making it ideal for mid- to low-price-point brands.

  • Basic TR90 Optical Frames:
    $2.20 – $4.50 / piece
  • TR90 Sunglasses (without logo):
    $3.00 – $5.50 / piece (depending on lens quality)
  • TR90 with Polarized Lenses:
    $5.50 – $7.50 / piece
  • Fully Customized Shapes or Molded Designs:
    $6.00 – $10.00+ (if custom molds or multi-color injection is used)

Pro Tip: Prices can drop by 10–15% if you’re ordering 10,000+ units or reusing existing factory molds.


2. MOQ (Minimum Order Quantity)

TR90’s injection molding process requires some volume to be cost-effective — but compared to acetate or titanium, MOQs are still quite accessible.

  • Using Existing Mold (Standard Styles):
    MOQ: 300–600 pcs per color/style
    Some suppliers may allow even 100–200 pcs/style for ready-mold designs.
  • Custom Mold (Your Own Frame Shape):
    MOQ: 1,000–1,500 pcs per model, split across colors
    Mold fee: $800–$1,500 depending on complexity (one-time cost)
  • Logo Printing / Packaging Customization:
    Usually requires 200–300 pcs minimum per design for UV print or pad print

3. Lead Times

TR90 frames are faster to produce than acetate, especially when using existing factory molds.

Production TypeLead Time
Sample (existing mold)5–10 days
Sample (new mold)20–30 days (after mold is finished)
Mass Production (existing design)25–35 days
Mass Production (custom mold)45–60 days total
Re-orders20–25 days

⏱️ Faster than acetate: TR90 doesn’t require curing, tumbling, or polishing, so it’s ideal for fast-launch collections.


4. Hidden or Additional Costs to Watch Out For

  • Custom Color Matching: If you’re creating Pantone-matched frames, some suppliers charge an extra ~$80–$150 per color batch.
  • Packaging: Basic polybag packaging may be free, but custom boxes, pouches, or branded inserts can add $0.30–$2.00 per unit.
  • Logo Setup Fees: Most factories charge a one-time logo setup fee ($30–$80) for laser or pad printing.

TL;DR Summary:

CategoryRange
Unit Cost$2.50 – $7.50+ depending on spec
MOQ300–600 pcs (standard) / 1,000+ (custom mold)
Sample Time5–30 days depending on mold use
Production Time25–60 days depending on customization

TR90 offers one of the best balances between cost, flexibility, and speed, which is why many of our EyewearBeyond customers use it as their go-to material for fast-selling, trend-driven eyewear.

9. How to Source a Reliable TR90 Eyewear Manufacturer?

Sourcing a TR90 eyewear manufacturer isn’t just about finding the lowest quote — it’s about choosing a factory that understands the material, can meet your quality standards, and offers consistent delivery. TR90 is a great material, but it requires specific expertise in injection molding, color control, and flexible frame assembly.

Here’s a step-by-step guide to help you find the right supplier — and avoid expensive mistakes.


1. Understand What “Reliable” Means for Your Brand

Before you even search for a factory, define what reliable means to you. For most eyewear brands, that usually includes:

  • Stable product quality across batches
  • Reasonable MOQs that match your budget
  • On-time delivery (especially for seasonal launches)
  • Transparent communication
  • Willingness to accommodate branding or packaging needs

Pro Tip: Don’t just chase low price — reliability is often worth a little more per unit.


2. Start with Verified Sourcing Channels

You can look for TR90 suppliers on:

  • Alibaba / Made-in-China: Use with caution. Look for Gold Verified + years in business.
  • Global Eyewear Trade Shows: SILMO Paris, MIDO Milan, HKTDC Hong Kong — top manufacturers exhibit here.
  • Industry Referrals: Ask other eyewear brands (if you’re in non-competing markets) for recommendations.
  • Specialized B2B Factories: Like EyewearBeyond, we manufacture TR90 frames with full customization and global B2B export experience.

3. Check TR90 Production Experience

Not all eyewear factories specialize in TR90 — some only handle acetate, metal, or mixed materials. When vetting suppliers, ask:

  • How many years have you made TR90 frames?
  • Do you use in-house injection machines, or outsource the process?
  • Can I see examples of TR90 models you’ve made?

Experienced TR90 suppliers can show clear photos/videos of past models, injection workshops, and explain mold/tooling strategies.


4. Request and Evaluate Samples

Ask for 2–3 sample frames (existing mold) before placing a bulk order. What to check:

  • Surface smoothness and finish
  • Hinge fit and temple flexibility
  • Logo clarity and placement
  • Nose pad comfort and balance
  • Packaging quality

The sample is your best preview of mass production quality.


5. Review Factory Certifications (But Be Practical)

Look for:

  • ISO 9001 (quality management system)
  • CE/FDA compliance (especially for sunglasses)
  • REACH / RoHS for eco compliance if needed

📌 Note: Not all small factories will have every certificate. Focus more on functionality + reliability, not paper alone.


6. Discuss Communication and Support

TR90 orders often include color-matching, mold adjustments, and logo printing. A good supplier will offer:

  • Quick replies (within 24 hours)
  • Clear quote breakdowns
  • Help with design files or color selection
  • Flexibility on small-batch orders or testing phases

Factories that ghost you during the sampling phase will likely struggle post-payment — watch for that red flag.


7. Start Small & Scale Gradually

For your first order:

  • Use the factory’s existing TR90 molds
  • Start with 1–2 colorways, 300–600 pcs
  • Add custom logo & packaging as you build confidence

Once you’re happy with quality and delivery, you can invest in custom molds, bulk orders, or co-branded launches.


Why Choose EyewearBeyond as Your TR90 Supplier?

At EyewearBeyond, we:

  • Specialize in TR90 frames for both sunglasses and optical use
  • Support MOQs as low as 300 pcs/style
  • Offer in-house design support, QC checks, and export logistics
  • Already work with global wholesalers and independent brands
  • Provide real photo/video confirmations before shipment

We’re not just a supplier — we’re your factory partner in China.

10. Quality Control Checklist for TR90 Eyewear

When you’re importing TR90 eyewear — especially in bulk — even a small quality issue (like a loose hinge or logo misprint) can lead to customer complaints, returns, or lost sales. That’s why having a clear, practical QC checklist tailored for TR90 is key.

Below is a hands-on, factory-friendly checklist you can use yourself or send to your supplier or inspection company.


✅Pre-Shipment TR90 Eyewear QC Checklist

1. Frame Appearance & Surface

  • Frame has no visible scratches, dents, or surface defects
  • No color streaks or discoloration
  • Surface is smooth — no excess “flashing” from molding
  • Edges are cleanly trimmed (especially at hinge joints)

📝 Tip: TR90 molding can sometimes leave subtle lines — check light reflection to spot them.


2. Frame Shape & Symmetry

  • Left and right temples are balanced and aligned
  • Frame front is not warped or twisted
  • Sits flat on a table — no wobbling
  • Nose bridge is centered and symmetrical

📏 You can use a simple plastic ruler or table-top test to check symmetry.


3. Hinge & Temple Function

  • Hinge is securely inserted (screw or ultrasonic weld)
  • No excessive tightness or looseness in temples
  • Temples open and close smoothly
  • No cracks or stress marks near hinge points

🛠 Test: Open and close temples 10x and listen for any creaking or resistance.


4. Lens (for Sunglasses or Ready-Insert Frames)

  • Lenses are free of scratches, fog, or bubble marks
  • Lens edge fits snugly in frame groove (not loose)
  • UV400 or Polarized lens label (if applicable) is correct and legible
  • No color distortion when viewed through lenses

☀️ Optional: Use a UV flashlight or tester card to confirm lens function.


5. Logo & Branding

  • Logo is correctly placed and aligned (on temple, lens, or inside arm)
  • Print is sharp and not faded or smudged
  • No peeling or bubbling on printed logos
  • Correct color / version used (especially if using multiple SKUs)

📸 Tip: Ask supplier to send HD logo photos before mass production ships.


6. Weight & Comfort

  • Frame weight is within tolerance of sample (±2g)
  • Feels lightweight and comfortable on the nose
  • No sharp corners at nose bridge, temple ends, or hinges
  • Nose pad (if applicable) is symmetrical and well-fixed

💡 TR90 is often used for its comfort — make sure nothing compromises that.


7. Packaging & Accessories

  • Each unit packed in polybag, pouch, or case as agreed
  • Accessories (cleaning cloth, cards, tags) match order spec
  • Barcode or SKU label is attached correctly
  • Master cartons are labeled per instructions (style, qty, brand)

📦 Optional: Request supplier to send carton packing photos before shipping.


📄 Downloadable QC Template (Optional Offer)

Would you like a ready-to-use TR90 QC checklist in Excel or PDF format, branded with your company name? We can create a shareable version you can send directly to your factories or QA team.


Final QC Tip:

Focus on the most visible issues that your end customer will notice first — like logo, lens scratches, or asymmetry. TR90 is generally reliable, but communication and photo confirmation are key before shipment.

At EyewearBeyond, we offer:

  • Pre-shipment photo reviews
  • Sample approval records
  • Optional third-party inspection support

Conclusion: Is TR90 Right for Your Eyewear Brand?

TR90 isn’t a one-size-fits-all solution — but for many eyewear brands, especially those focused on comfort, flexibility, and affordability, it’s a highly practical material that checks a lot of boxes.

If you’re building a collection that needs to be:

  • Lightweight and durable for everyday wear
  • Cost-effective for mass-market or entry-level lines
  • Fast to produce with scalable customization
  • Flexible in design for sporty, minimal, or youth-oriented styles

… then TR90 is absolutely worth considering.

It may not offer the same luxury feel as acetate or titanium, but what it lacks in tactile weight, it makes up for in performance, production speed, and cost control — all of which are critical when scaling a modern eyewear business.

At EyewearBeyond, we’ve helped dozens of global clients bring TR90 frames to life — from minimalist optical lines to bold-colored kids’ styles and DTC blue light collections.

If you’re thinking of testing TR90 for your next drop, we can help you:

  • Customize your frames with low MOQs
  • Test market-ready colors and logos
  • Ensure quality from sample to shipment
  • Handle packing, export, and delivery worldwide

Ready to explore TR90 frame samples or get a quote?
Let’s talk — we’re here to support your eyewear journey from the factory floor to your customers’ hands.

Laurel Zhang

After earning my bachelor’s degree in industrial design ,english ,international market from Zhejiang Normal University in 2008, I was fortunate enough to begin my career with leading eyewear companies like Luxottica, Marcolin, and Warby Parker, focusing on optical frame design and production. Over the past dozen years, I’ve poured my heart and energy into mastering the intricacies of eyewear technology and design solutions.

Now, as the marketing director for EyewearBeyond, a trusted name in the global eyewear manufacturing industry, I can’t help but feel proud of how far we’ve come. Our expertise isn’t just reaching professionals like eyewear designers and distributors; it’s also inspiring the next generation of optical design students.

I genuinely hope you’re enjoying our articles and finding them helpful. Your thoughts, questions, and feedback mean the world to me, so please don’t hesitate to reach out t. Whether you’re a seasoned expert or just curious about the field, I’m here to connect, share, and learn together.

I am the author of this article, and  marketing director of Eyewearbeyond, with 15 years of experience in the eyewear industry. If you have any questions, you can contact me at any time.

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