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Industrial Functional Coated Glass Solutions

Custom Optical Cover Glass for Touchscreens, Industrial HMIs, Medical Displays and Digital Signage

Huabo manufactures high-precision functional coated cover glass engineered to solve reflection, ambient glare, optical loss, and fingerprint contamination across demanding electronic display environments.
Unlike standalone optical coating shops, Huabo integrates raw glass CNC processing, chemical tempering, vacuum sputtering / chemical etching, Touch Panel (PCAP) bonding, and cleanroom full lamination under one manufacturing roof. We eliminate optical mismatch, sparkle issues, and yield losses before your display reaches final assembly.

High-transmittance AR Coated Glass
Huabo is a leading manufacturer with 19 years of experience in the glass industry. We developed this high-transmittance AR coated glass to make screens clearer than ever. A special anti-reflection
Scratch-resistant AR Coated Glass
Huabo is a leading supplier of display module solutions in China. We developed this scratch-resistant AR coated glass to make screens both clear and highly durable. A hard protective layer on the
Optical Anti Reflective Coating
Sunlight can damage screens over time. Huabo developed this optical anti reflective coating to protect your devices from UV exposure. Standard glass allows UV rays to pass through, which can age
Heat Proof Glass Sheet
Some screens must operate in extremely hot environments. Huabo developed this heat proof glass sheet for automotive and industrial displays. In summer, the interior of a car can become very hot, and
Micro Thin Glass Sheets
Modern devices demand thin and lightweight components. Huabo developed these micro thin glass sheets to meet that need, with thicknesses starting at just 0.3 mm. Multiple layers of optical coating on
Anti Glare Glass Sheet
Reflections can make screens difficult to see on sunny days. Huabo developed this anti glare glass sheet sheet to reduce reflections and enhance visual comfort. Multiple layers of optical film
Ar Coating Blue Light
Extended use of phones and computers can cause eye strain and dryness. Huabo developed this ar coating blue light to reduce visual fatigue. Multiple layers of optical film block harmful short-wave
Oleophobic Glass
Fingerprints and oil on screens can be frustrating. Huabo developed this oleophobic glass to keep displays clean and smooth. A special anti-fingerprint layer sits atop the AR coating, making it
Super Hydrophobic Glass
Outdoor screens often become blurry due to rain or fog. Huabo developed this product to maintain clear visibility in any weather. A special water-repellent film on the surface causes raindrops to
Prevent Fingerprints Glass
Touchscreens are often plagued by fingerprints and glare. Huabo’s prevent fingerprints glass addresses both issues simultaneously. It combines AG (Anti-Glare) etching with an AF (Anti-Fingerprint)
High-definition AG Coated Glass
Many anti-glare screens make images look blurry or fuzzy. We designed our product to fix this issue. We keep the haze level very low, between 1% and 5%. This means the glass stays as clear as a
Impregnated Glass
Public touchscreens often become dirty due to fingerprints and oil. Huabo’s impregnated glass features a special coating that repels water and oil. Marks from fingers do not stick easily, and dirt

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Functional Glass Capabilities

Parameter	Technical Specification
Glass Substrates	High-Aluminum Glass (Corning Gorilla equivalent, CSG), Soda-Lime Glass, AGC, Schott
Thickness Range	0.55 mm, 0.7 mm, 1.1 mm, 1.8 mm, 2.0 mm, 3.0 mm, 4.0 mm, 5.0 mm, 6.0 mm, up to 8.0 mm
Surface Treatments	Chemical-Etched AG / Spray AG; Vacuum-Sputtered AR; Hydrophobic AF Coating; Combined Solutions: AG + AF, AR + AF
Optical Customization	Gloss: 20–110 GU; Haze: 3%–35%; Transmittance: up to ≥98%; Reflectance: down to ≤0.5%
Durability Benchmarks	Surface Hardness: up to 9H (Pencil); Surface Compressive Stress (CS): ≥650 MPa; AF Contact Angle: ≥115°; ≥100° after 5,000 steel-wool abrasion cycles
CNC & Decoration	High-Speed CNC Shaping; Custom Step-Edges; Camera/Sensor Hole Drilling; Multi-Color Ceramic Frit; High-Temperature Silk-Screen Printing
Downstream Integration	In-House PCAP Touch Sensor Bonding; Class 10,000 / Class 1,000 Full Optical Bonding

Select the Right Functional Coating

1. AG (Anti-Glare) Glass: Diffuse Reflection for High Ambient Light
Mechanism: Diffuses specular reflection into scattered light, eliminating mirror-like glare from overhead lights or sunlight.

Huabo Advantage: We provide both chemical etching (zero peeling risk, ultra-low sparkle for high-PPI screens) and precision spray coating.

Key Specs: Gloss level: 35–95 GU (customizable); Haze: 3%–25%; Resolution retention optimized to prevent display sparkling.

Target Applications: Industrial HMI terminals, outdoor self-service kiosks, interactive education whiteboards, automotive dashboards.

2. AR (Anti-Reflective) Glass: Maximum Transmittance & High Contrast
Mechanism: Utilizes multi-layer optical vacuum magnetron sputtering to induce destructive light interference, reducing surface reflection.

Huabo Advantage: Increases display visible light transmittance from ~88% up to >= 97%–98%, delivering high contrast and deep blacks.

Key Specs: Residual reflectance reduced from standard 8% down to <= 0.5%–1.0% (across 400nm–700nm wavelength band).

Target Applications: Medical diagnostic displays, military/marine navigation systems, high-end optical instruments, luxury digital signage.

3. AF (Anti-Fingerprint) Glass: Oleophobic & Easy-Clean Surface
Mechanism: Vacuum thermal evaporation of fluoropolymer coatings to lower surface energy and prevent organic oil/fingerprint adhesion.

Huabo Advantage: Ultra-smooth tactile glide, high scratch resistance, and long-lasting hydrophobicity tested for heavy public traffic.

Key Specs: Initial water contact angle >= 115 deg; Contact angle retention >= 100 deg after 5,000 cycles (1kg load, steel wool test #0000).

Target Applications: Commercial POS systems, interactive touchscreen directories, ATM keypads, smart home control hubs.

4. Hybrid Surface Engineering (AG+AF / AR+AF)
AG + AF: Delivers glare-free viewing with a low-friction, smudge-resistant touch surface for interactive kiosks and factory HMIs.

AR + AF: Delivers maximum sunlight readability and optical clarity with effortless wipe-down capability for premium outdoor touchscreens.

5. Why Tier-1 OEMs Partner with Huabo for Coated Glass
Single-Source Accountability: We prevent the common industry dispute where the coating vendor blames the glass processor or laminator for optical defects, adhesion failure, or bubble generation.

Anti-Sparkle Validation: We test etched AG glass directly against high-density TFT/OLED sub-pixels to eliminate optical graininess and RGB scintillation before mass production.

Automated CNC & Silkscreen Precision: Tolerance control within +/- 0.05mm for CNC cutting, chamfering, drilling, and high-opacity black border printing with optical density (OD) >= 4.0.

17+ Years of Manufacturing Scale: 4 production bases, 1 central R&D center, and nearly 1,000 employees supporting prototyping, PPAP documentation, and long-term supply agreements.

Custom Glass Fabrication & Technical Specifications

Parameter	Technical Specification
Substrate Materials	CSG High-Aluminate, Corning Gorilla, AGC Dragontrail, Standard Float / Ultra-Clear Low-Iron Glass
Glass Strengthening	Chemical Strengthening: DOL ≥ 30 μm, CS ≥ 650 MPa; Thermal Tempering: IK07–IK10 Impact Ratings
Dimension Capabilities	1.44" to 98"+; custom engineering formats available
CNC Machining	C-Cut, R-Angle, 2.5D Arc Edges, Stepped Edges, Speaker/Camera Hole Drilling, Anti-Explosive Film Lamination
Silk-Screen Inks	High-Temperature Ceramic Frit Ink: UV-Proof and Weather-Resistant; Low-Temperature Organic Inks: Precise PANTONE/RAL Color Matching
Testing Standards	MIL-C-675C (Abrasion); ASTM D3359 (Cross-Hatch Adhesion); Drop-Ball Impact Resistance according to UL 60950 / IK Standards

Quality Inspection & Performance Testing

Every production batch undergoes strict metrology validation before dispatch:

Spectrophotometer Testing: Verifies spectral transmittance and reflectance curves across 380nm–780nm wavelengths.

Gloss & Haze Meters: Precision measurement at 60 deg geometry to guarantee batch-to-batch visual uniformity.

Water Contact Angle Goniometer: Quantifies oleophobic layer durability before and after mechanical friction testing.

Impact & Stress Testing: Drop-ball shatter resistance testing and surface stress meter verification for chemical tempering depth.

Full AOI Surface Inspection: Automated optical inspection for micro-scratches, pinholes, coating bubbles, and particle contamination.

RFQ Specification Checklist

To receive a formal DFM (Design for Manufacturability) analysis and unit quotation within 24 hours, please provide:

01/

Dimensions & Tolerances: CAD drawing (DXF, DWG, or STEP file) with glass thickness and edge profiles.

02/

Glass Substrate: High-aluminum, standard float, ultra-clear low-iron, or chemically strengthened glass.

03/

Coating Selection: AG (specify target Gloss/Haze), AR (specify target Reflectance/Transmittance), and/or AF.

04/

Printing Details: Border dimensions, logo artwork, color codes, IR-pass ink requirements for light/proximity sensors.

05/

Downstream Process: Standalone cover glass, PCAP touch sensor assembly, or full optical bonding to LCD.

06/

Project Scope: Prototype sample quantity and annual volume projection (EAU).

FAQ

Q: What is the main difference between Chemically Etched AG and Spray AG?

A: Chemically etched AG modifies the molecular structure of the glass itself, providing uniform gloss, zero risk of coating peeling, superior touch feel, and high resistance to wear. Spray AG is a surface-applied resin coating suitable for cost-sensitive projects or ultra-large glass formats where chemical immersion is impractical.

Q: How does Huabo prevent the "Sparkle Effect" on high-resolution displays?

A: Sparkle occurs when the AG particle structure interferes with LCD sub-pixel geometry. Huabo matches specific low-haze, micro-etched AG formulations to your target display resolution (PPI) to ensure crisp image rendering without graininess.

Q: Can you manufacture custom glass with IR transmission windows for sensors?

A: Yes. We formulate specialized silk-screen ink formulations that block visible light (solid black appearance) while maintaining over 85%–90% transmittance for 850nm / 940nm infrared proximity and ambient light sensors.

Q: Do you provide certified optical and environmental reliability test reports?

A: Yes. We provide full inspection data sheets covering spectral curves, hardness, cross-cut adhesion, salt spray resistance, thermal shock (-40 deg C to +85 deg C), and contact angle durability with each sample run.

As one of the most professional coated glass manufacturers and suppliers in China, we're featured by quality products and good service. Please rest assured to buy high-grade coated glass in stock here and get quotation from our factory. Customized orders are welcome.