Ruled plane gratings

OEM gratings design and production capabilities

HORIBA Scientific produces a wide range of holographic master gratings from which high precision replicas are manufactured.
Ruled reflection gratings are especially well suited for spectroscopic systems requiring high efficiency, high  resolution and covering a spectral range from UV to IR.

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Segment: Scientific
Manufacturing Company: HORIBA France SAS
  • Replica gratings from ruled master gratings
  • High absolute efficiency
  • Substrate materials: Fused silica, Zerodur, Pyrex, …
  • Large range of groove densities: from 20 to 1800 gr/mm
  • Multiple spectral range: from UV to IR
  • Available dimensions: many references up to 120x140x20mm
  • Coating : Al.


Fig. 1: Ruled grating
 

Product Management and Quality

  • ISO 9001 and ISO 14001 certified
  • Unique traceability with laser marking
  • State-of-the-art metrology 
  • ITAR free products
  • Clean room storage of master gratings
  • RoHS / REACH compliant products
 

Customer Oriented and Confidentiality

  • Full confidentiality with mutual NDA
  • Blanket orders for large annual quantities
  • Long term relationship with co-designing
  • Three production facilities
 
  • Groove frequencies ranging from 120 to 1800 g/mm
  • Spectral ranges: from 190 nm  to 45 microns
  • Diffraction efficiency optimized for UV, or Vis, or IIR
  • Dimensions: from 25x 25 mm to 120 x140 mm
    For customers in need of larger dimensions, HJY can record a custom-made holographic grating master specifically for replication.


Fig. 2: Typical efficiency curve* for 510 93, 900 l/mm, 300-800 nm

*This efficiency curve is absolute theoretical efficiency, calculated using rigorous electromagnetic theory, taking into account the true groove profiles of manufactured gratings measured with an atomic force microscope (AFM).

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