Sapphire Optical Reference Cavity Manufacturer and Supplier
Xi'an SNP Precision Optics CO., LTD is a leading manufacturer and supplier of high-precision Sapphire Optical Reference Cavity systems. Our cutting-edge manufacturing capabilities and rigorous quality control processes ensure that our products meet the exacting standards required for quantum computing, time-frequency transmission, and advanced metrology applications.
Introduction to Sapphire Optical Reference Cavity
The product is a critical component in ultra-stable laser systems and precision measurement devices. Engineered for unparalleled stability and performance, our cavities feature ultra-low thermal expansion, exceptional mechanical stability, and high-reflectivity coatings.
Parameters
| Specification |
Value |
| Dimension |
D=φ10-100mm, L=5-200mm (tolerance ±0.1) |
| Long through hole diameter |
D=φ5mm-φ30mm (tolerance ±0.1) |
| Working surface parallel |
S1∥S2≤10" |
| Working surface accuracy |
Better than λ/8 |
| Working area defect |
Better than 40/20 |
| Material |
Fused silica |
Note: We offer customization options to meet your specific requirements.

Features
- Ultra-low thermal expansion coefficient: Minimizes dimensional changes across -200°C to 300°C, ensuring stability in temperature-fluctuating quantum and aerospace systems.
- High mechanical stability: Resists deformation under stress, maintaining precision in high-vibration environments critical for optical and quantum computing components.
- Precision-engineered for quantum applications: Tight tolerances (±0.001mm) and sub-nanometer surface finishes optimize photon interaction in quantum sensors and computing setups.
- Customizable dimensions and specifications: Tailor sizes (1mm–500mm) and surface treatments to fit unique quantum, aerospace, or research device requirements.
- Compatible with cryogenic and vacuum environments: Withstands extreme cold and pressure, ensuring reliability in quantum cryostats and space-bound optical instruments.
Applications
- Laser frequency stabilization systems
- Atomic clocks and quantum computing experiments
- Gravitational wave detection
- High-precision spectroscopy
- Secure communication and navigation systems
Quality Control and Production Process
At Xi'an SNP Precision Optics, we maintain stringent quality control measures throughout our production process. Our state-of-the-art facilities include:
- Advanced CNC machining centers for precise shaping
- Ultra-clean optical polishing production lines
- Ion beam sputtering (IBS) coating technology
- High-precision optical testing center with ZYGO interferometers
Each product undergoes rigorous testing to ensure it meets or exceeds specified performance criteria.
Certifications
- GJB9001C-2017 National Military Standard Quality Management System Certification
- Provincial-level "Specializing Ultra New" enterprise recognition
- First batch of provincial-level military-civil integration enterprises
Why Choose Us?
- Industry-leading expertise in ultra-smooth optical device manufacturing: Leveraging advanced polishing techniques to achieve sub-1nm surface roughness, critical for high-precision lasers, spectrometers, and imaging systems.
- Customization capabilities to meet specific project requirements: Tailor materials, coatings, and geometries—from micro-optics to large-format mirrors—ensuring perfect alignment with unique application needs.
- Comprehensive technical support and after-sales service: Dedicated engineers provide design,testing assistance, and rapid troubleshooting to maximize device performance post-delivery.
- Proven track record with research institutions and aerospace/defense contractors: Trusted by top labs and defense primes for reliable, mission-critical optical components in demanding environments.
- Commitment to innovation and continuous improvement: Investing in R&D to refine processes, adopt new materials, and enhance precision, staying ahead in optical technology advancements.

Package & Shipping
Our Sapphire Optical Reference Cavity systems are carefully packaged to ensure safe transportation. We offer:
- Custom-designed protective cases
- Vibration-dampening materials
- Optional clean room packaging
- Flexible shipping options to meet your project timelines
Frequently Asked Questions
Q: Can you customize the product dimensions?
A: Yes, we can tailor the cavity dimensions to your specific requirements.
Q: What is the typical lead time for a custom order?
A: Lead times vary based on specifications, but we generally aim for 4-6 weeks for custom orders.
Q: Do you provide technical support for integration?
A: Absolutely. Our team of experts is available to assist with integration and optimization.
Q: Are your products suitable for cryogenic applications?
A: Yes, our product systems are designed to perform in cryogenic environments.
Contact Us
Ready to elevate your quantum technology projects with our precision-engineered Sapphire Optical Reference Cavity systems? Contact our sales team today to discuss your specific requirements and receive a customized quote.
Email: xachaona@163.com