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pro vyhledávání: '"Alexei K. Zajtsev"'
Publikováno v:
Optics Communications. 190:103-108
In order to suppress sidelobes of holographic filter’s spectral response we propose to use weighting of grating intensity distribution along light propagation. This can be realized in photorefractive material (for example in LiNbO 3 :Fe) by using s
Publikováno v:
International Conference on Lasers for Measurements and Information Transfer.
The novel colorimeter based on acousto-optic tunable filter (AOTF) is discussed in this paper. The proposed colorimeter is based on spectrometric method of color coordinate measurements. Colorimeters of this type are known as spectrocolorimeters. The
Autor:
Victor V. Kludzin, Alexei K. Zajtsev
Publikováno v:
SPIE Proceedings.
One of problems of high resolution acousto-optic tunable filters (AOTF) design and manufacture is to make an acousto- optic cell with a large length of interaction. The traditionally used cells on an orthogonal diffraction have a disadvantage that th
Publikováno v:
SPIE Proceedings.
A spectrum analyzer of optical signal based on an acousto- optic tunable filter (AOTF) is a sequential analyzing system where the scanning along the wavelengths is made by varying the control signal frequency. Traditionally, a chirp control signal is
Publikováno v:
SPIE Proceedings.
In colorimetry, photoelectric and spectral methods are used for color coordinate measurements. The spectral methods are based on measuring the spectral characteristics of optical beam and successive calculation of color coordinates. They provide bett
Autor:
Alexei K. Zajtsev
Publikováno v:
SPIE Proceedings.
The problem discussed in the paper is devoted to developing of acousto-optic spectrometers. In contrast to other types of spectral devices they are very compact due to dynamic nature of scanning. Furthermore they may have large angular apertures. For