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Gratings for astronomy
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Optical Diffraction Gratings
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HORIBA

분광기, 분광 시스템, 그레이팅, 회절격자, 카메라 시스템, OEM 제조업체

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+33 1 69 74 72 00
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info-sci.fr@horiba.com
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Gratings for astronomy
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제품 상세 정보

HORIBA Scientific proposes large size Transmission Holographic Fused Silica Etched (FSE) gratings or Ruled blazed reflection gratings for Astronomy.

Both technologies offer a very high efficiency, low polarization dependence and low angular sensitivity.

 

 

Features

Holographic Transmission Etched  Gratings

Ruled  Blazed  Reflexion  Gratings 

 
  • Ideal alternative to VPHG gratings
  • Groove density : up to ~4000gr/mm
  • Dimensions : up to 500mm
  • Substrate material : IR Fused Silica
  • Substrate thickness : ~15mm
  • Grism or Plane Grating
  • High efficiency and uniformity
  • Low polarization dependence
  • High Wavefront quality
  • Single-side AR coating
  • Cryogenic compatibility
 
 
  • Master or replica Gratings
  • Groove density : up to ~900gr/mm
  • Dimensions : up to 140mm
  • High efficiency and uniformity
  • Low polarization dependence
  • High Wavefront quality
  • Long life time Gold coating
 

 

 

Specifications

To help us to check the feasibility of your grating, please share the grating specifications :

ㆍ Grating type (transmission or reflexion)
ㆍ Substrate size
ㆍ Useful area
ㆍ Groove density
ㆍ Expected efficiency
ㆍ Wavefront quality
ㆍ Spectral range
ㆍ Angle of incidence
ㆍ Environmental conditions

HORIBA
HORIBA
분광기, 분광 시스템, 그레이팅, 회절격자, 카메라 시스템, OEM 제조업체
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