10 March 1998 New laser-disk pickup device based on a waveguide with circular grating pair
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Abstract
The theory is presented for novel integrated optics device for data read out from laser disk using the waveguide with a pair of concentric coil diffraction gratings. It is shown that such a system has improved aberration characteristics due to large output aperture.
© (1998) COPYRIGHT Society of Photo-Optical Instrumentation Engineers (SPIE). Downloading of the abstract is permitted for personal use only.
Yuri V. Bazhanov, Sergei N. Shaposhnikov, Sergei N. Andrianov, "New laser-disk pickup device based on a waveguide with circular grating pair", Proc. SPIE 3348, Optical Information Science and Technology (OIST97): Computer and Holographic Optics and Image Processing, (10 March 1998); doi: 10.1117/12.302476; https://doi.org/10.1117/12.302476
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