Space Optics

Space Optics

New Space is infinite possibilities and marketability in the space industry. It is growing daily and many private companies are going into the space industry. In the New Space, GreenOptics can provide a reliable optics to the customer who aims to space.


Light Weight Technology

The Low Mechanical Deformation Large Size Optical Mirror Reducing Costs for
Space Launch Vehicles  Optimized Optical Performance with Light weighting Design

Space optics Space optics

Space Optics Space Optics


RS3S Off-axis

Primary Mirror, Zerodur
  • Physical Aperture : 760x560mm(CC hyperboloid)
  • Surface Errors : < Target 12nm rms
  • Micro-Roughness : < 2 nm
  • Light-weight Rate : > 65%
  • For Earth Observation Telescope



Space Optics Space OpticsSpace Optics


SiC and Cordierite Mirror

Target Specification of SiC Mirrors

  • Surface Errors : <15nm RMS (Typical <10nm RMS)
  • Roughness : <2nm (Typical <1nm)
  • Slope Errors : <1.5urad RMS
  • Silver and Aluminum Coating with protective layer
  • SiC without CVD process(Zero Void SiC)
    and Lightweight (on-going)

Green Optics is developing world’s best class SiC polishing technology through the introduction of free high-speed aspherical grinding equipment of large optics.

Space Optics

Space Optics

PV 0.204λ   /   rms 25.95nm   /   Roughness Ra 0.796nm


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