Zerodur  Manufacturers, Traders, Suppliers

Zerodur glass-ceramic has an ultra-low coefficient of thermal expansion, which allows it to maintain excellent dimensional stability even under temperature fluctuations, with minimal changes in mechanical and thermal properties, making it suitable for a variety of high-precision applications

• Supports High-precision machining.
• Highly stable against temperature fluctuations.
• High material homogeneity, purity, and structural uniformity for consistent performance.
• Minimal deformation under load.
• Exceptional resistance to chemicals, including acids and bases.
• Outstanding vacuum compatibility.
• Transparent across a wide wavelength range.
• Extremely low thermal expansion coefficient: 0 ± 0.007 × 10⁻⁶/K.
• Tolerates high operational temperatures.

• Laser gyroscope mirrors, brackets, and components
• Synchrotron X-ray mirrors
• Interferometers, optical tables, and length measurement systems
• Spectrometer optical components
• Laser interferometers and planar wavefront sensors
• Gravitational wave detectors
• Optical components for satellites and astronomical telescopes (e.g., Hubble main mirror)
• Ultra-precision optics and large telescope mirror substrates
• X-ray telescope substrates
• Ring laser gyroscope applications
• Optical elements for space probes (e.g., comet probes)
• Flat optics and optical flats
• Low-expansion laser optics for space technology
• Glass standards for high-precision optical measurement
• Mechanical laser resonator parts
• Fiber optic components and holders
• Lightweight honeycomb satellite mirror mounts