DIELECTRIC OPTICAL COATINGS

FOR SPACE, SATELLITE COMMUNICATIONS, INDUSTRY, BIOMEDICINE, ASTRONOMY AND RESEARCH

 

CILAS offers optical components and dielectric optical coatings, from 300nm to 2.5µm.

  • For imaging purpose in industry, astronomy or space programs: anti-reflection coatings on windows, concave and convex lenses, dichroics, beamsplitters, long-pass, low-pass, band-pass filters…
  • For laser systems belonging to 1µm class: anti-reflection coatings, polarizers, beamsplitters, high reflectivity mirrors…

 

Catalog optical coatings and specific designs available upon request.

Dielectric coatings cilas

Main references:

  • Anti-reflective coatings for microelectronic industry
  • UV Filter for decontamination
  • Earth observation filters for Microcarb satellite 
  • Dichroic for Perseverance Supercam
  • Filters for SPHERE IRDIS instrument of VLT
FEATURES OF DIELECTRIC COATINGS
SUBSTRATE MATERIALS Silica, BK7, BK7G18, CaF2, various glasses
SUBSTRATES SHAPES Lenses, windows, wedges, freefrom optics
COATING TYPE Dielectric coatings based on oxides
COATING PROCESS Magnetron sputtering (dense coating)
Plasma Ion Assisted deposition (dense coating)
In-situ optical monitoring
900 m² of clean room ISO5 to ISO8
SPECTRAL RANGE 220 nm to 2.5 μm
COSMETICS 5/C 1 x 0.16 per 25 mm pupil according to ISO 10110-7
ENVIRONMENTAL COMPATIBILITY Suitable for severe environments (ATOX, radiations, vacuum, humidity…)
Space heritage available upon request
Cleanable
COATING FREE AREAS Coating free areas masked upon request
WAVE FRONT ERROR (WFE) Stress compensation available upon request