Super Low Loss Spherical Mirror

① Dimension
1)D=φ12.7-φ50.8mm(tolerance±0.1),H=4-8mm D:H>4:1(tolerance±0.5) 2)D50.8-φ100mm(tolerance±0.1),H=10-25mm D:H>4:1(tolerance±0.5)
② Kickoff size:φ7.5-45
③ Coating area size: conventional size D12.7, coating area size 7.5; D25 coating area size 10, other coating area size can be customized
④ Curvature: SR=500-8000(customize),curvature accuracy±0.05%
⑤ Surface accuracy: λ/2-λ/10@632.8nm
⑥ Spherical accuracy:30"-3′
⑦ Roughness: Ra0.12nm (Zygo profilometer) test area 173*173um full frequency measurement
⑧Coating requirement: wavelength 632nm-1550nm, reflection ≥99.999%, loss 2-6ppm, transmission 3-5ppm
Back anti-reflection;
⑦ Material:ULE, fused silica,zerodur
Note: The specific indicators are not limited to the above scope, and can be customized according to user's needs.
Application:Power laser, high power laser, high precision optical inspection
Product Description

Super Low Loss Spherical Mirror: Precision Engineered for Defense & Aerospace Excellence

When every photon counts, our Super Low Loss Spherical Mirror delivers unmatched signal integrity for mission-critical optics. Designed for aerospace, defense, and high-power laser systems, these mirrors achieve <0.05 dB loss through proprietary thin-film coatings and sub-nanometer surface polishing. Whether you’re optimizing satellite crosslinks or hardening targeting systems against electromagnetic interference, our mirrors combine MIL-SPEC durability with precision that exceeds λ/20 surface accuracy.

Why Choose Our Super Low Loss Mirrors?

  • 99.999% Reflectivity: Dielectric coatings minimize energy loss (2–6 ppm) across 632–1550 nm wavelengths, ensuring efficient performance in laser systems and communication setups—critical for applications like fiber optics and spectroscopy where energy conservation directly impacts signal strength and data accuracy.​
  • Extreme Environment Ready: Operate flawlessly from -50°C to 300°C with radiation-hardened substrates (Zerodur®/ULE®), resisting thermal and radiation-induced damage in aerospace sensors and nuclear facility optics, maintaining reliability in environments where standard components would fail.​
  • Custom Geometry: Tailored curvatures (SR=500–8000 mm) and rapid prototyping (14-day lead time) allow quick adaptation to unique optical setups, from medical imaging devices to industrial lasers, ensuring precise integration without lengthy development delays.​
  • Battle-Tested Reliability: Survives 500+ thermal cycles and MIL-STD-810H vibration/shock tests, proving durability in military-grade optics and rugged industrial equipment, ensuring consistent performance through repeated stress that would degrade less robust components.​

Parameters

Parameter Specification
Dimension

1)D=φ12.7-φ50.8mm(tolerance±0.1),H=4-8mm D:H>4:1(tolerance±0.5)                                              

2)D50.8-φ100mm(tolerance±0.1),H=10-25mm D:H>4:1(tolerance±0.5)

Kickoff size φ7.5-45mm
Coating area conventional size D12.7, coating area size 7.5; D25 coating area size 10, other coating area size can be customized
Curvature SR: 500-8000 (customizable), accuracy ±0.05%
Surface accuracy λ/2-λ/10@632.8nm
Spherical accuracy 30"-3′
Roughness Ra0.12nm (173x173μm full frequency measurement)
Reflection ≥99.999% (632-1550nm)
Loss 2-6ppm
Transmission 3-5ppm
Material ULE, fused silica, zerodur

Note: We offer customization to meet specific requirements beyond these standard specifications.

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Built for the Most Demanding Applications

  • Satellite Laser Communications: Maintain >99.99% signal integrity across GEO-LEO networks, even under solar radiation exposure, leveraging 99.999% reflectivity and radiation-hardened Zerodur® substrates to resist degradation, ensuring uninterrupted data transmission where signal loss risks mission failure.​
  • High-Energy Laser Systems: Withstand 10+ kW/cm² power density without coating degradation—critical for directed-energy weapons, paired with MIL-STD-810H shock resistance to endure recoil, ensuring consistent performance in high-stakes defense applications where failure is not an option.​
  • Quantum Computing Arrays: Achieve ultra-low decoherence with mirrors polished to λ/10 surface accuracy, minimizing photon scatter that disrupts qubit stability, while extreme thermal stability (-50°C to 300°C) prevents environmental interference, vital for reliable quantum state manipulation.

Rigorous Quality Assurance

Every Super Low Loss Spherical Mirror includes:

  • Interferometry Reports: Validating λ/20–λ/10 surface accuracy.
  • Thermal Vacuum Test Data: 500+ cycles from -200°C to +300°C.
  • Radiation Hardening Certificates: MIL-STD-883 compliant for space deployments.

How We Tailor to Your Needs

1. Share Requirements: Submit frequency bands, environmental conditions, and size constraints.

2. Receive Simulations: Get 3D wavefront analysis within 72 hours.

3. Test Prototypes: Evaluate pre-certified units in your lab in 14 days.

Trusted by Global Leaders

Lockheed Martin | ESA| Northrop Grumman | JAXA

Global Delivery, Zero Compromises

  • Secure Shipping: ITAR/EAR-compliant logistics to 50+ countries.
  • Scalable Production: 200+ units/month capacity with 4-week lead times.
  • Classified Project Support: NDAs and dedicated security officers available.

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FAQ

Q: What materials ensure minimal signal loss in your mirrors?

A: We use ultra-stable substrates like radiation-hardened Zerodur® and ULE®, paired with ion-beam-sputtered coatings.

Q: Can these Super Low Loss Spherical Mirror survive orbital thermal cycling?

A: Yes—each unit undergoes 500+ thermal vacuum cycles matching LEO/GEO temperature swings.

Q: Are custom coating configurations possible?

A: Absolutely. We optimize layer stacks for your specific wavelength (632–1550 nm) and polarization needs.

Q: How do you guarantee MIL-STD compliance?

A: Third-party labs validate every batch against MIL-STD-810H (vibration) and MIL-STD-461G (EMI).

Q: What’s the typical lifespan in continuous use?

A: >10 years in harsh environments, with optional refurbishment services to extend longevity.

Ready to Upgrade Your Optical Performance?

Contact Our Engineers: xachaona@163.com about Super Low Loss Spherical Mirror.

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