Frequently Asked Questions

The center wavelength of the transmission gratings is 266 nm.

The grating period of the UV transmission gratings is 333 nm.

The line density of the gratings is 3003 lines per millimeter (l/mm).

The substrate material used for the gratings is fused silica, specifically Heraeus Suprasil 3002 with reduced OH content of less than 1 ppm.

The diffraction efficiency of the gratings is at least 82.0%, averaged over polarization modes and including AR coating.

Yes, the grating sizes can be customized to meet specific demands, with available sizes ranging from 12 x 10 mm to 132 x 67 mm.

The angular dispersion of the gratings is -0.188 degrees per nanometer at the center wavelength.

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