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| Specifications Attainable |
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| Spectral range | XUV to FIR |
| Substrate materials | Si, SiC, fused silica, Zerodur, ULE, glass, NG5, Al, Steel, Glidcop, Invar and others on request |
| Dimensions | up to a length of 220mm or a diameter of 180 mm |
| Optical surface | plane, spherical, toroidal or other aspheric
shapes, concave or convex
slope error down to 0.5 µrad rms
micro roughness smaller than 0.3 nm rms |
| Groove density | up to 6600 lines/mm (≤4500 lines/mm standard) |
| Uniformity error | down to 1 10-6 rms |
| Blaze wavelength | 0.2nm to 10µm |
| Coating materials | Al, Au, Pt, Ir, Ni, Al+MgF2, C, SiC, multilayer, or others on request |
| Diffraction efficiency | > 85% of theoretical prediction |
| Straylight | near to the diffraction-induced limit |
| UHV compatibility | synchrotron beamlines and space applications |
We enhance and expand our competencies. We drive our techniques near to the technological limits. Please contact us, when ever you need our assistance in specifying the properties of your grating.
We would be pleased to discuss your application with you to ensure that the grating we propose meets best your requirements and provides you with the most cost-effective solution. | |
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