Precision Industrial Assemblies
Featured Industrial & Customized Display Modules
Explore Xunrui's high-reliability standard, bar, wide-aspect, and circular micro-panel configurations built for harsh operating thresholds.
Industry Whitepaper Analysis
The Global Commercial & Industrial Landscape of 5-Inch Round LCDs
A strategic overview of non-rectangular pixel architecture, optical bonding advances, and high-entropy industrial transformation.
Rotary HMI Evolution
Human-Machine Interfaces have shifted rapidly away from monotonous rectangular screens. The 5-inch circular TFT module serves as the primary canvas for dual-concentric rotary encoders, giving smart appliances, premium automotive consoles, and lab hardware a natural mechanical-digital tactile synergy.
Radial Pixel Densities
Cutting round glass cells requires specialized laser dicing (scribe and break or picosecond laser cutting) without introducing micro-cracks along the perimeter seal. Standard resolutions of 720×720 and 1080×1080 pixels deliver up to 340+ PPI, keeping curved vectors and digital needle meters free of jagged stepping artifacts.
Supply Chain Resilience
Deploying specialized mother-glass cutting layouts requires strong relationships with upstream fabs like BOE, IVO, and Innolux. Shenzhen Xunrui's in-house COG, FOG, and optical bonding lines guarantee high yields, strict batch-to-batch color temperature consistency, and a minimum 5-to-7-year product availability lifecycle.
Thermal & EMC Fortification
Round display enclosures often feature ultra-compact, tightly sealed cavities with little room for passive heatsinks. Our 5-inch round assemblies feature low-impedance LED strings, precision EMI ground shielding, and wide-temp polarizers operating from -30°C to +85°C without bubbling or color-shift.
2016
Established in Shenzhen Tech Hub
5,000 m²
Class 1,000 / 10,000 Cleanroom Area
2,000,000+
Monthly Module Output Capacity
5-Stage
AQL 0.4 / Zero Dead Pixel Screening
Engineering Authority
Shenzhen Xunrui Optoelectronic Technology Co., Ltd.
Operating at the intersection of micro-optics and mechanical engineering, Xunrui delivers end-to-end design, custom tooling, FOG (Flex-on-Glass) bonding, and integrated driver electronics. Rather than forcing clients into off-the-shelf catalog compromises, our engineering staff optimizes every parameter: glass cover-lens shape, chemical strengthening, touch IC firmware tuning, backlight thermal runaways, and anti-glare etching.
Every circular screen is subject to 72-hour thermal stress screening, high-frequency vibration testing, drop-ball impact verification, and salt-mist environmental cycles to ensure true Tier-1 industrial quality.
Technical Capabilities Matrix
- ✓ Optical Bonding: LOCA (Liquid Optical Clear Adhesive) & OCA film bonding
- ✓ Surface Coatings: AG (Anti-Glare), AR (Anti-Reflective), AF (Anti-Fingerprint)
- ✓ Cover Glass: Chemically strengthened Corning Gorilla or Asahi (0.7mm to 6.0mm)
- ✓ Rotary Encoder Ready: Center-hole glass drilling and ring-gear mounting flanges
- ✓ Glove & Water Rejection: Synaptics, Goodix, FocalTech, and Ilitek touch IC matching
- ✓ Controller Integration: HDMI, LVDS, MIPI DSI, SPI, MCU, and RGB bridge architectures
Real-World Deployment Matrix
Industrial-Grade Deployment Scenarios
From connected smart home interfaces to safety-critical EV displays, the 5-inch round display delivers clear, focused visuals within circular mechanical assemblies.
Smart Home & Building Automation
Integrated as the primary UI for luxury smart thermostats, architectural HVAC controls, and centralized rotary wall pads. The circular shape matches conventional European and American wall-box switchgear while offering rich, dynamic color menus.
Automotive & Electric Motorcycle Clusters
Fits right into retro-modern digital cafe racers, e-scooter dashboards, and steering-wheel center controls. Optical bonding with high-brightness LED arrays prevents sun washout and maintains deep contrast, even in direct midday light.
Medical & Life-Science Devices
Used on dialysis machines, ultrasonic scalers, centrifuge speed dials, and clinical sterilization hardware. The seamless cover glass supports surgical disinfectants, sodium hypochlorite wipes, and touch input while wearing latex gloves.
Marine, Avionics & Industrial Dials
Drop-in replacement for traditional 3-3/8" or 5" mechanical circular aviation and marine gauges. Features wide-temperature polarizers that resist UV yellowing, optical clearing, and sunlight readability exceeding 1,200 nits.
Engineering Blueprint
5-Inch Circular LCD Technical Roadmap & Parametric Index
Compare our standard, high-brightness, and extended-temperature 5-inch round display configurations.
| Performance Specification | Commercial Smart Appliance Tier | Outdoor EV / Marine High-Brite Tier | Medical & Rugged Industrial Tier |
|---|---|---|---|
| Active Area (Diameter) | 127.0 mm (5.0 Inch Circle) | 127.0 mm (5.0 Inch Circle) | 127.0 mm (5.0 Inch Circle) |
| Native Resolution | 720 × 720 / 1080 × 1080 IPS | 1080 × 1080 IPS Ultra-Dense | 1080 × 1080 IPS True Color |
| Luminance (Backlight) | 350 – 450 cd/m² (Nits) | 1,000 – 1,500 cd/m² (Sun-Readable) | 500 – 800 cd/m² (Calibrated DICOM) |
| Viewing Angle (U/D/L/R) | 85/85/85/85 Free Viewing Angle | 89/89/89/89 IPS Pro Wide-Angle | 89/89/89/89 Precision IPS |
| Signaling Interface | RGB 24-bit / SPI+RGB 18-bit | MIPI DSI (4-Lane High Speed) | MIPI DSI or Dual-LVDS Bridge |
| Touch Screen Technology | Projected Capacitive (Air Gap) | Optical Bonded PCAP + 3mm Tempered | Antibacterial AG/AR Chem Toughened |
| Operating Temperature | -10°C to +60°C | -30°C to +80°C (Extended Temp) | -20°C to +70°C (Hermetic Seal) |
| LED Half-Life (MTBF) | 30,000 Hours Continuous | 50,000 Hours with Dimming Drive | 50,000 Hours Guaranteed |
Production Lifecycle
End-to-End Display Customization Protocol
A gate-controlled engineering process designed to keep your project on schedule from the initial napkin sketch to mass-production line validation.
01
Optical & Mechanical Audit
We review your thermal limits, enclosure tolerances, and pinouts to identify mechanical, optical, or electrical bottlenecks early.
02
Engineering CAD & Schematic
Within 3 to 5 business days, our engineering team provides comprehensive 2D/3D FPC layouts, step-down bezel CAD, and connector pin-out maps for design sign-off.
03
Prototype Tooling & Samples
Precision laser-cut glass cells, custom FPC tooling, and golden samples are delivered in 15 to 20 days for bench testing.
04
Pilot Run (5–500 Units)
A small initial batch verifies real-world production yields, SMT pick-and-place performance, and assembly compatibility before scaling up.
05
Mass Production (1,000+ MOQ)
High-volume manufacturing supported by automated COG/FOG bonding lines, automated optical inspection (AOI), and full traceability.
Technical & Procurement FAQ
Frequently Answered Engineering Questions
Clear answers to technical and supply chain questions from system architects and component sourcing teams.
How are circular LCD screens diced without edge micro-cracks?
Unlike conventional rectilinear scoring with diamond wheel cutters, circular glass uses high-precision picosecond laser ablation or ultrasonic-assisted chemical CNC dicing. This process minimizes micro-crack stress concentrations, preserves edge seal integrity, and prevents slow air leakage that causes liquid crystal fluid degradation.
Can you provide a center hole in the display for a mechanical knob shaft?
Yes. We offer donut/ring-cut circular displays with a central hole for an encoder shaft or mechanical button. This design requires custom mother-glass layout and dedicated peripheral seal routing, so please contact our engineering desk for minimum order requirements and CAD consultation.
How does Xunrui address direct sunlight legibility on a 5-inch round module?
Sunlight readability requires high luminance along with strict surface reflection control. We combine high-efficiency Nichia LED backlights (1,000–1,500 nits) with full optical bonding (LOCA/OCA) to eliminate internal air reflections. An anti-reflective (AR) and anti-glare (AG) treated cover glass keeps specular reflections below 1.5%.
What is the standard lead time for customized circular display samples?
Standard 5-inch round LCD samples are typically ready to ship in 3 to 5 business days. If your design requires a custom FPC pinout, modified backlight brightness, or tailored cover glass geometry, prototypes are completed in 18 to 25 business days, including full optical bench verification.
What driver board interfaces are supported for Linux/Android/RTOS?
We provide matched bridge boards supporting HDMI, Type-C, LVDS, and 4-Lane MIPI DSI. Our engineering team supplies complete timing sheets, initialization code, and device-tree source files for popular SoCs (NXP i.MX8, Rockchip RK3568/3588, Raspberry Pi CM4, and STM32MP1).
How does Xunrui protect buyers against early component obsolescence?
Xunrui guarantees a minimum active production lifecycle of 5 to 7 years on all industrial assemblies. If an upstream glass fab or driver IC maker schedules a product change, we provide at least 6 months of advance PCN notice, run qualification tests on drop-in replacements, and support last-time-buy reserves.
Engineered Module Assemblies
Comprehensive TFT Display Catalog
Discover our complementary line of industrial, automotive, and compact handheld TFT LCD displays engineered for high-durability projects.
