Ibsen Photonics has been awarded patent for production technique of high-volume, sub-micron period gratings
Near Field Holography (NFH) process technology improves manufacturability of gratings in wafer based integrated optical components
Ibsen Photonics, a leading supplier of holographic Phase masks, transmission diffraction gratings and DWDM monitors based on diffraction gratings, today announced that it has been granted United States Patent # 6,693,701, titled “Method and Apparatus for Diffractive Transfer of Grating Mask”.
This technology allows manufacturers to print sub-micron grating periods by further advancing ...
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2004