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

Bazhanov, Yuri V.; Shaposhnikov, S. N.; Andrianov, S. N.

doi:10.1117/12.302476

SPIE Proceedings

1998

DOI: 10.1117/12.302476

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

Yuri V. Bazhanov¹,

S. N. Shaposhnikov²,

S. N. Andrianov³

Abstract: The theory is presented for novel integrated optics device for data read out from laser disk using the waveguide with a pair ofconcentric coil diffraction gratings. It is shown that such a system has improved aberration characteristics due to large output aperture.

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

Abstract: The theory is presented for novel integrated optics device for data read out from laser disk using the waveguide with a pair ofconcentric coil diffraction gratings. It is shown that such a system has improved aberration characteristics due to large output aperture.

Cited by 0 publications

References 3 publications

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