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+keyword:(optical properties)
Anisotropic scattering ring caused by isotropic conical scattering in Cu:KNSBN [2849-04]
Local thermal fixing of a photorefractive LiNbO~3 hologram by a CO~2 laser [3137-45]
Photorefractive single-block optical system using layered thermally fixed holograms [3137-44]