ASPERA Technology Forum 20/10/2011

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Presentation transcript:

ASPERA Technology Forum 20/10/2011 K Damien DEUBEL KERDRY ASPERA Technology Forum 20/10/2011 1

KERDRY PRESENTATION Y K General presentation Dielectric coatings Metallic coatings Focus on 3 products Mirror for Gamma Astronomy

KERDRY : General presentation

Y K Y K Y K Y K Y K Machines of coating: 12 Clean room: 850 m ² KERDRY : General presentation Y K Machines of coating: 12 Clean room: 850 m ² France, Lannion. Y K Y K Y K Y K

Y K Realization of vacuum thin films : - Dielectric - Metallic KERDRY : General presentation Y K Realization of vacuum thin films : - Dielectric - Metallic Manufacturing technology : - Electron beam Sputtering

Photolithography: a patterning solution KERDRY : General presentation KERDRY : General presentation KERDRY : General presentation KERDRY : General presentation KERDRY : General presentation Y K Y K Y K Y K Y K Y K Y K Photolithography: a patterning solution Localized deposit with : Process Lift off Classical process: chemical etching Resolution: few micrometers (10 µm)

KERDRY : General presentation Expertise of the association of dielectric and metallic layers on the same substrate. Substrate until 1.5 m

Y K Dielectric coatings

Y K The realized functions. Mirror Antireflective Dichroïc Dielectric Coatings Y K The realized functions. Mirror Antireflective Dichroïc Customer specific filters Colored coatings… Wavelength range : 0.35 µm to 15 µm

Dielectric Coatings Y K Treatments on several optical elements: windows, optical fibers, prisms, lenses … Treatments on several materials: glass, sapphire, plastic, crystals …

Y K Metallic coatings

Y K The realized functions. Mirror Electric contact Metallic Coatings Y K The realized functions. Mirror Electric contact Metallization for soldering Air tightness of packaging Gilding, chromium-plating, aluminizing… Materials : Ag, Al, Au, Cr, Cu, Ni, Ti…

Focus on 3 products : Black Coating ITO Soldering Y K Focus on 3 products : Black Coating ITO Soldering

Black Coating Y K A low transmittance ( T< 0.01% ) Focus on 3 products Y K Black Coating A low transmittance ( T< 0.01% ) A low reflectance. The spectral range depends of your specification between 300 nm and 2500 nm Applications To define clear apertures. Reducing light scattering. Luxury.

Indium Tin Oxyde coating ITO Focus on 3 products Y K Indium Tin Oxyde coating ITO Transmission in visible range T > 85% Resistivity R□ < 20 ohms

Metallization for the soldering Focus on 3 products Y K Metallization for the soldering (Cr- Au/ Cr-Ni-Au) On circumference of optical fiber Plating on wafer Plating on glass windows, sapphire…

Mirror for Gamma Astronomy K Mirror for Gamma Astronomy

Y K Y K Front face metallic coating Mirror for Gamma Astronomy Y K Y K Front face metallic coating Alumina mirror with protective layers : SiO2 (R>90%) Multilayers based on SiO2 and HfO2 (R>95%) Capacity : 1.4 m diameter

Substrates Y K Classical polished glass substrate Mirror for Gamma Astronomy Y K Substrates Classical polished glass substrate Innovative substrate based on sandwich structure Issu on a technological transfert between CEA/Irfu and Kerdry

Innovative substrate : a sandwich structure Mirror for Gamma Astronomy Y K Innovative substrate : a sandwich structure The spherical shape of the front surface is created by cold-slumping the front sheet on a high precision mould. We can do hexagonal mirror of 1.2 m flat-to-flat with 16.07 m focal length (the planned size for the medium size telescopes of CTA)

Y K KERDRY Dielectric Metallisation KERDRY Sandwich structure Photolithography Metallisation Sandwich structure

Thanks for your attention WWW.KERDRY.COM contact@kerdry.com