Technical Capability
Technical Capability

Technical Capability

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Coating

LUMINA provides professional vacuum optical coating services using Electron Beam Evaporation (E-beam) technology, enabling stable and uniform thin-film deposition on sapphire, fused silica, fluoride crystals, silicon, germanium, and other optical substrates.

Available coating options include AR (Anti-Reflection), HR (High Reflection), Beam Splitter, Conductive, Hydrophobic, and Hard Durable coatings, covering UV, visible, near-infrared, and mid-infrared spectral ranges.

Coating

Quality Control

Our advanced spectral measurement system enables absolute reflectance and transmittance characterization at variable incidence angles, supported by comprehensive coating performance validation
  • Absolute Reflectance Measurement at Any Angle Absolute Reflectance Measurement at Any Angle
    Absolute Reflectance Measurement at Any Angle
  • Environmental Stability Testing (Temperature & Humidity Cycling) Environmental Stability Testing (Temperature & Humidity Cycling)
    Environmental Stability Testing (Temperature & Humidity Cycling)
  • Coating Durability and<br/>Adhesion Testing Coating Durability and<br/>Adhesion Testing
    Coating Durability and
    Adhesion Testing
  • Laser-Induced Damage<br/>Threshold (LIDT) testing Laser-Induced Damage<br/>Threshold (LIDT) testing
    Laser-Induced Damage
    Threshold (LIDT) testing
Through rigorous process control and systematic quality inspection procedures, LUMINA ensures that every coated product maintains a high degree of consistency in spectral performance, environmental stability and service life, meeting the stringent requirements for coating performance in scientific research, industrial and engineering applications.

Examples of Spectral Curve

  • Transmittance Curve@450-2000nm
    Transmittance Curve@450-2000nm
  • Dielectric HR Coating-Cold Mirror
    Dielectric HR Coating-Cold Mirror
  • VIS AG Coating
    VIS AG Coating
  • High Reflectivity @355nm, 1064nm Used In Laser System
    High Reflectivity @355nm, 1064nm Used In Laser System
  • Metal Mirror,reflectivity~50%
    Metal Mirror,reflectivity~50%
  • Transmittance Curve@355nm,1064nm Used In Laser System
    Transmittance Curve@355nm,1064nm Used In Laser System
Stable Performance · Durable Films · Trusted for Precision Optics