New laser-disk pickup device based on a waveguide with circular grating pair

Yuri V. Bazhanov; Sergei N. Shaposhnikov; Sergei N. Andrianov

doi:10.1117/12.302476

10 March 1998 New laser-disk pickup device based on a waveguide with circular grating pair

Yuri V. Bazhanov, Sergei N. Shaposhnikov, Sergei N. Andrianov

Proceedings Volume 3348, Optical Information Science and Technology (OIST97): Computer and Holographic Optics and Image Processing; (1998) https://doi.org/10.1117/12.302476
Event: Optical Information Science and Technology, 1997, Moscow, Russian Federation

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.

Citation Download Citation

Yuri V. Bazhanov, Sergei N. Shaposhnikov, and 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); https://doi.org/10.1117/12.302476

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