Optical Domes Manufacturer | Custom Precision Optical Components
Chenyu Optics is a custom optical domes manufacturer supplying precision dome components for global B2B customers. Our optical domes are manufactured from sapphire, fused silica, zinc sulfide, zinc selenide and silicon materials for infrared imaging, thermal systems and protective optical applications. Custom dimensions, shapes, coatings and surface specifications are available according to customer requirements.
Optical Domes Overview
Optical domes are hemispherical optical structures used as protective optical windows while maintaining visible, infrared or multispectral transmission for sensors and imaging systems.
Chenyu Optics manufactures precision optical domes for visible, infrared and multispectral systems using sapphire, fused silica, zinc sulfide (ZnS), zinc selenide (ZnSe) and silicon.
Applications include thermal imaging, EO/IR sensors, airborne systems and protective optical housings. Capabilities include precision polishing, coating technology, custom geometry, optical inspection and OEM production.
Optical Dome Materials
Select an optical dome material or geometry to view transmission, functions and ordering options.
Sapphire Optical Domes
High-durability protective domes with excellent mechanical strength.
Function: High Durability Protective Optical Dome
Transmission: 0.2 – 5 μm
Applications: EO/IR Sensors / Defense Systems / Harsh Environments
Fused Silica Optical Domes
Low-expansion optical domes with excellent UV-visible transmission.
Function: UV-Visible Transmission with Low Thermal Expansion
Transmission: 0.18 – 2.5 μm
Applications: Laser Systems / Scientific Instruments / Optical Sensors
ZnS Optical Domes
Durable broadband infrared domes for thermal and EO/IR systems.
Function: Broadband Infrared Transmission with High Durability
Transmission: 0.4 – 14 μm
Applications: Thermal Imaging / EO-IR Systems
ZnSe Optical Domes
Low-absorption infrared domes for CO₂ laser and LWIR applications.
Function: High Infrared Transmission with Low Absorption
Transmission: 0.5 – 16 μm
Applications: CO₂ Laser Systems / LWIR Imaging
Silicon Optical Domes
Lightweight protective domes for MWIR imaging and infrared sensors.
Function: Lightweight Infrared Optical Protection
Transmission: 1.2 – 15 μm
Applications: MWIR Imaging / Infrared Sensors
Half-Ball Optical Domes
Compact hemispherical components for sensors and imaging assemblies.
Function: Compact Hemispherical Optical Components
Applications: Sensor Protection / Imaging Systems / Optical Assemblies
Custom Infrared Optical Domes
Drawing-based infrared dome solutions for thermal and EO/IR systems.
Function: Customized Infrared Protective Dome Solutions
Applications: Thermal Cameras / EO-IR Systems
Custom Optical Domes
Special-geometry domes manufactured for custom optical systems.
Function: Special Geometry Dome Manufacturing
Applications: Custom Optical Systems
Optical Dome Material Comparison
Reference guide for selecting an optical dome material based on transmission, durability and application.
| Material | Transmission Range | Key Advantages | Typical Applications |
|---|---|---|---|
| Sapphire | 0.2 – 5 μm | High hardness and environmental durability | Defense EO/IR Systems, Sensors |
| Fused Silica | 0.18 – 2.5 μm | Excellent UV transmission and low expansion | Laser Systems, Scientific Optics |
| ZnS | 0.4 – 14 μm | Broadband infrared transmission | Thermal Imaging, EO/IR Sensors |
| ZnSe | 0.5 – 16 μm | High infrared transmission | CO₂ Laser, LWIR Systems |
| Silicon | 1.2 – 15 μm | Lightweight infrared material | MWIR Sensors, IR Imaging |
Custom Optical Dome Manufacturing Capability
Custom dome geometry, spherical polishing, coating and inspection are controlled according to customer drawings and optical requirements.
Custom Dome Design
Custom dome geometry, diameter, thickness and shape according to customer drawings.
Precision Polishing
High precision polishing for spherical and hemispherical optical surfaces.
Optical Coating
AR coating, IR coating and protective DLC coating options.
Material Processing
Precision processing of sapphire, fused silica and infrared crystal materials.
Quality Inspection
Dimensional inspection, surface quality testing and optical performance verification.
Why Choose Chenyu Optics for Optical Domes
Chenyu Optics manufactures custom optical domes according to customer drawings, with controlled material processing, spherical polishing, coating and dimensional inspection for prototype and OEM production.
Applications of Optical Domes
Thermal Imaging Systems
Protective infrared domes for thermal cameras and MWIR/LWIR imaging assemblies.
EO/IR Sensors
Durable hemispherical protection for electro-optical and infrared sensor systems.
Defense Optical Systems
Sapphire and multispectral domes for demanding defense optical environments.
Aerospace Imaging
Aerodynamic optical protection for airborne imaging and sensing platforms.
Scientific Instruments
Precision domes for laboratory, environmental and scientific optical instruments.
Industrial Infrared Cameras
Protective infrared windows for industrial thermal cameras and inspection systems.
Optical Domes FAQ
What materials are available for optical domes?
Available materials include sapphire, fused silica, zinc sulfide (ZnS), zinc selenide (ZnSe), silicon and other optical or infrared materials selected according to wavelength and environment.
Can you manufacture custom optical domes according to drawings?
Yes. Dome diameter, radius, wall thickness, geometry, material, surface quality and coatings can be manufactured according to customer drawings from prototype through OEM quantities.
What is the difference between sapphire, ZnS and ZnSe domes?
Sapphire provides high hardness and environmental durability, ZnS combines durability with broadband infrared transmission, and ZnSe provides high infrared transmission with low absorption, including at 10.6 μm.
What coating options are available for optical domes?
Available options include visible and infrared AR coatings, broadband IR coatings and protective DLC coatings. Coating selection depends on dome material, wavelength range and operating environment.
What sizes and geometries can you manufacture?
Chenyu Optics manufactures hemispherical, half-ball and custom dome geometries in drawing-defined diameters, radii and wall thicknesses. Feasibility and tolerances are reviewed according to material and application.
How can I request a quotation?
Send your dome drawing, material, diameter, radius, wall thickness, coating and quantity to /contact/. Chenyu Optics will review the specifications and provide a production recommendation and quotation.
Need Custom Optical Domes?
Send your drawings or specifications. Chenyu Optics provides precision optical dome manufacturing using sapphire, fused silica, ZnS, ZnSe and silicon materials.