Optical Lenses
Custom optical lenses manufactured from BK7, fused silica, sapphire, ZnSe and other optical materials. Available with AR, IR and custom optical coatings.
Custom Optical Glass & Display Glass Manufacturer
From Prototype to Mass Production | Upload Drawing → Get Quote Within 24 Hours
Felix Glass manufactures custom optical lenses, optical domes, quartz glass components, infrared optics, ITO conductive glass and precision display glass for semiconductor, medical, laser, aerospace and industrial automation applications.
Our in‑house machining, polishing, coating and full inspection lines support OEM & ODM orders with tight optical tolerances and on‑time global delivery.
✓ 19+ Years Optical Manufacturing Experience
✓ 2000+ Global OEM Clients Served
✓ 75,000㎡ ISO Certified Factory
✓ Full In‑House Polishing & AR Coating
✓ Fast Prototype & Low MOQ Available
What We Do
One-Stop Precision Glass Manufacturing
CNC Machining
Precision cutting, drilling, slotting and edge grinding for brittle materials.
Optical Polishing
Nanometer-level surface finishing for high-performance optical systems.
Optical Coating
AR, IR, UV and functional coatings for advanced optical applications.
OEM Manufacturing
From engineering support to full-scale production and assembly.
Our Product Categoriesr
Optical Domes
Precision optical domes for underwater cameras, aerospace sensors, security systems and LiDAR applications. Material options include BK7, sapphire and fused silica.
Quartz Glass
Support electric, manual, zero gravity, heating, massage, USB and other module customization
ITO Conductive Glass
Transparent conductive glass solutions for electrochemistry, transparent heating, laboratory testing and electronic applications.
Custom Glass Fabrication
Precision cutting, CNC machining, grinding, polishing, coating, tempering and screen printing services based on customer drawings.
Display Cover Glass
Custom display cover glass for industrial control systems, medical devices, automotive displays and touch screen equipment.
Why Choose Felix Glass
01
19+ Years Industry Experience
Extensive manufacturing experience in optical glass and industrial glass processing.
02
Advanced Manufacturing Equipment
Modern CNC machining centers, precision grinding systems and optical polishing facilities.
03
Precision Optical Processing
High accuracy machining and polishing capabilities for demanding optical applications.
04
Multiple Surface Coating Options
AR, AF, AG, IR and customized optical coating solutions.
05
Flexible Production Capacity
From prototype samples to large volume manufacturing.
Services We Provide
• CNC Machining
• Precision Grinding
• Optical Polishing
• Chemical Strengthening
• Tempering
• Vacuum Coating
• Screen Printing
• Quality Inspection
Sapphire components
Custom Sapphire Optical Components
High-precision single-crystal sapphire components engineered for extreme optical and industrial environments.
Diameter: 1 – 500 mm
Thickness: 0.5 – 20 mm
Dimensional Tolerance: ±0.01 mm
Material: Monocrystalline Sapphire (Al₂O₃)
Surface Quality: 60/40, 40/20, up to 10/5
Surface Flatness: λ/10 (optional)
Coating: AR coatings (custom wavelength design available)
Geometries: Flat / Dome / Concave / Convex / Custom shapes
Applications: Aerospace optics, LiDAR systems, high-temperature & high-pressure environments
OEM/ODM: Full custom engineering & precision machining support
Laser protection glass
CVD ZnSe Laser Protection Windows for CO₂ Laser Systems
High-transmission, low-absorption ZnSe optics designed for industrial laser protection applications.
Diameter: Φ3 – 300 mm
Thickness: 0.5 – 20 mm
Surface Accuracy: PV ≤ 0.1λ
Dimensional Tolerance: ±0.01 mm
Surface Quality: Better than 10/5
Coating: AR / AG coatings (optimized for 10.6 μm wavelength)
Material: CVD-grown Zinc Selenide (ZnSe)
Applications: CO₂ laser cutting, engraving, welding systems
Customization: Edge processing, mounting structures, flange integration available
Infrared window
Germanium / Silicon Infrared Windows
High-performance infrared transmission optics for thermal imaging and sensing systems.
Diameter: 5 – 200 mm
Thickness: 1 – 10 mm
Surface Quality: 60/40, 40/20
Dimensional Tolerance: ±0.01 / ±0.05 mm
Materials: Germanium (Ge) / Silicon (Si)
Transmission Range: 3 – 5 μm / 8 – 12 μm (LWIR optimized)
Coatings: Single / Double-sided AR coating, DLC optional
Geometries: Flat / Dome / Aspheric / Custom
Applications: Thermal imaging, infrared sensing, defense & industrial systems
OEM Support: Custom optical design available
Optical dome
Optical Dome / Spherical Protective Dome
Precision-engineered optical domes for imaging, sensing, and harsh-environment protection systems.
Diameter: 5 – 200 mm
Thickness: 1 – 10 mm
Surface Quality: 60/40, 40/20
Transmittance: >96% (material dependent)
Dimensional Tolerance: ±0.01 / ±0.05 mm
Materials: BK7 / BK10 / Fused Quartz / Sapphire
Coating: Single / Double-sided AR coating
Wavelength Range: 400 – 700 nm (visible spectrum)
Flange: Optional integrated flange design
Applications: Underwater imaging, surveillance systems, aerospace vision systems
OEM Capability: Custom dome geometry & optical design support
>>FELIX OPTICAL GLASS Group has four major R&D and production bases in Dongguan, Huizhou, and Suzhou in China, as well as Vietnam, and an international business department in Hong Kong. For 19 years, we have focused on providing customized precision optical components for the aerospace, defense, automotive, shipbuilding, robotics, medical, and industrial equipment industries: infrared optics/sapphire windows, domes, lenses, prisms, filters, ITO glass, and deep processing of display glass panels. Our factory covers 75,000 square meters and boasts fully automated advanced production lines equipped with 132 CNC cutting machines, 196 polishing machines, 177 precision grinding machines, 181 strengthening machines, 109 screen printing machines, 130 AR/AG/AF vacuum coating machines, and 102 testing devices. We have obtained ISO, RoHS, and CE certifications. Welcome to visit us!
Trusted by engineers and procurement teams worldwide
Feedback from engineers, procurement specialists, and R&D professionals on global projects working with FELIX OPTICAL GLASS:We ordered waterproof sapphire viewports with customized C-plane orientation for underwater monitoring cameras. Felix Glass’s engineering team gave professional suggestions on pressure resistance and anti-corrosion coating during the design phase. Sample performance passed our deep-water pressure testing perfectly. Their cross-department communication is efficient, and all custom tolerance demands are strictly implemented in mass production. A trusted supplier for marine optical systems.
Marine Underwater Detection Instrument Brand)
Optical Design Engineer
We partnered with Felix Glass for custom fused silica laser windows for our semiconductor etching equipment. Their optical polishing precision and durable UV AR coating fully meet strict factory standards. All test reports, dimension inspection datasheets are supplied with every batch, which greatly simplifies our quality control workflow. The team offers flexible MOQ for prototype trial orders and stable mass production lead times, ideal for long-term semiconductor optical component sourcing.
(Semiconductor Laser Equipment Manufacturer)
Sourcing Supervisor
Our project required custom quartz prisms with tight dimensional tolerances and specialized anti-reflection coatings. Felix Glass worked closely with our engineering team throughout prototype development and responded efficiently to our optical performance requirements. The samples met our evaluation criteria, and the technical collaboration was smooth from design to production.
(Canadian Aerospace Optics Laboratory)
R&D Director
To date, more than 2,000+ well-known brands around the world have trusted FELIX OPTICAL GLASS!
How do they say anything about us？
Our Company Working with FELIX OPTICAL GLASS was an absolute pleasure! The product quality exceeded my expectations, and the customer service team was incredibly responsive. From order to delivery,everything was seamless. l'm already planning my next purchase-highly recommend to anyone looking for optical glass!
BERNAT BONNIN CED
Purchasing manager
Certification Qualification Certificate
CONTACT US NOW FOR A QUOTE
We will respond promptly within 1 to 5 hours and provide an optimal, formal quotation within 1 to 2 days. Partnering with us is the smartest choice—start a mutually beneficial partnership today!
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With 19 years of experience as a precision optical glass expert, we provide comprehensive and satisfactory customized solutions.
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News
Felix Glass Expands IR Optics Production | Faster Lead Time for Custom ZnS, ZnSe, Sapphire & Fused Silica WindowsFelix Glass manufactures custom ZnS, ZnSe, sapphire domes & fused silica IR windows. Fast prototype and AR coating available. Get your technical quote within 24h for thermal imaging & laser systems.
DMS Cover Glass Material Selection: Aluminosilicate vs Borosilicate Glass for In-Cabin CameraSelecting the right substrate impacts DMS camera lifespan & image quality. This guide compares aluminosilicate and borosilicate glass. Felix Glass provides both substrates with printing and coating.