Grating structure having a plurality of binary lamellar gratings

Details Grating structure having a plurality of binary lamellar gratings Grating structure having a plurality of binary lamellar gratings

1996-10-30

1998-10-27

Henry, Jon W.

Optical: systems and elements

Diffraction

From grating

359569, G02B 518

Patent

active

058284923

ABSTRACT:
In a grating structure for use in a Fourier spectrometer with a series of raised and recessed surfaces of optical quality, a plurality of binary lamellar gratings are provided which have distinct height differences and are arranged on different surface areas to provide a suitable diffractive-optical element.

REFERENCES:
patent: 4057326 (1977-11-01), Knop

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