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

Division: Diffraction Gratings for Industrial OEM and Scientific Research

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).