Search Results - "Larichev, A. V."

Estimates of the Accuracy of the Projection Method with a Fractional Smoothness Stabilizer in the Problem of Reconstructing the Wavefront Based on Its Slopes by Razgulin, A. V., Iroshnikov, N. G., Larichev, A. V., Turganbayev, S. A., Romanenko, T. E.

“…We consider the projection method with a fractional smoothness stabilizer for approximating the problem of reconstructing the wavefront based on its slopes…”
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Development and Research of an Optoelectronic Device Based on a Wavefront Sensor to Control the form Parameters of Intraocular Lenses by Baryshnikov, N. V., Denisov, D. G., Dzhumamuratova, A. A., Larichev, A. V.

“…An original design is proposed that makes it possible to create a two-channel optoelectronic instrument for diagnostics of the shape and quality of intraocular…”
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Swept source optical coherence tomography: a technology review by Semenova, N S, Larichev, A V, Akopyan, V S

“…The article reviews the concept of swept source optical coherence tomography (SS-OCT) and presents a brief history of the technology, its implementation in…”
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A Variational Method of Wavefront Reconstruction from Local Slope Measurements Using a Fractional Order of Smoothness Stabilizer by Razgulin, A. V., Kuzhamaliyev, Ye. Zh, Iroshnikov, N. G., Larichev, A. V.

“…Wavefront reconstruction from local slope estimates is performed by a family of variational methods with a fractional order stabilizer designed to ensure best…”
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High-quality correction of wavefront distortions using low-power phase conjugation in azo dye containing LC polymer by Simonov, A.N., Larichev, A.V., Shibaev, V.P., Stakhanov, A.I.

“…Dynamics of light wavefront correction using optical phase conjugation (OPC) in the film of azo dye containing liquid-crystal polymer has been investigated…”
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A variational method for wavefront reconstruction from Shack–Hartman sensor measurements by Razgulin, A. V., Kuzhamaliyev, Y. Zh, Goncharov, A. S., Larichev, A. V.

“…A new technique is suggested for wavefront reconstruction from gradient measurements on the basis of solution of the variational problem. The spatial frequency…”
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Reducing dimensionality to model 2D rotating and standing waves in a delayed nonlinear optical system with thin annulus aperture by Budzinskiy, S.S., Larichev, A.V., Razgulin, A.V.

“…The purpose of the paper is to theoretically investigate 2D wave patterns in a nonlinear optical system with diffractive feedback. We consider a delayed…”
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A Modified Bispectral Image Reconstruction Method in Ophthalmology by Iroshnikov, N. G., Larichev, A. V., Razgulin, A. V., Starostin, A. S.

“…A modified bispectral method is proposed for solving the inverse problem of image reconstruction in ophthalmology. Modeling shows that the method produces…”
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FOURIER DOMAIN ITERATIVE APPROACH TO OPTICAL SECTIONING OF 3D TRANSLUCENT OBJECTS FOR OPHTHALMOLOGY PURPOSES by Razgulin, A. V., Iroshnikov, N. G., Larichev, A. V., Romanenko, T. E., Goncharov, A. S.

“…In this paper we deal with the problem of optical sectioning. This is a post processing step while investigating of 3D translucent medical objects based on…”
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Distortions of laser pulses in neodymium atomic vapor by Balysh, A. Ya, Gorkunov, A. A., D’yachkov, A. B., Mironov, S. M., Firsov, V. A., Tsvetkov, G. O., Iroshnikov, N. G., Larichev, A. V.

“…An experiment on the simulation of the conditions for propagation of laser pulses in dense neodymium atomic vapor is proposed for the development of a…”
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Photoacoustic monitoring of chorioretinal complex during laser coagulation of ocular fundus by Bol'shunov, A V, Ardamakova, A V, Larichev, A V, Lytkin, A P, Siplivyy, V I, Shmeleva, S M

“…The effect of laser treatment on ocular fundus tissues depends on quite a number of factors, mostly uncontrollable, hence, laser output parameters may vary…”
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The intensity of the field generated by a point source and reflected from a rough surface by Maximov, G. A., Larichev, V. A., Khoroshenkov, K. V.

“…This paper studies the intensity of the acoustic field generated by a point source above a rough surface with the Dirichlet or Neumann boundary conditions. The…”
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Experimental observation of steady and drifting roll patterns in a nonlinear optical system near a codimension-two point by Nikolaev, I.P., Larichev, A.V., Wataghin, V., Degtiarev, E.V., Peirolo, R.

“…We report the first, to our knowledge, experimental investigation of a two-component Kerr-type nonlinear optical system with diffractive feedback. In…”
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Specification of reflectometric measurement complex to evaluate optic density of macular pigments and concentration of phototoxic chemicals in retina by Zak, P P, Bukhtiiarov, I V, Prokof'ev, A B, Larichev, A V, Bol'shakova, V A, Izmerov, N F, Ushakov, I B

“…Suggestion is to specify reflectometric measurement complex based on digital multisensor imaginery fundus-camera, in order to evaluate optic density of macular…”
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Method of multilayer object sectioning based on a light scattering model by Bazhitov, S.D., Larichev, A.V., Razgulin, A.V., Romanenko, T.E.

“…We discuss a problem of reconstructing (sectioning) multilayer object images in observed images obtained by focusing the imaging system on each layer and…”
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Propagation of a short pulse in a medium with a resonance relaxation: The exact solution by Maksimov, G. A., Larichev, V. A.

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DETERMINATION OF THE TEMPERATURE FIELD DURING LASER COAGULATION of CHORIORETINAL COMPLEX WITH OPTOACOUSTIC IN VITRO by A. V. Ardamakova, N. A. Fedoruk, A. P. Lytkin, A. V. Larichev, V. I. Siplivyy

“…The article describes a determination method of the laser radiation with specific parameters effect on the eye tissues based on optoacoustic probing. Low-power…”
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An optical feedback nonlinear system with a Takens–Bogdanov point: experimental investigation by Nikolaev, I.P., Larichev, A.V., Degtiarev, E.V., Wataghin, V.

“…A two-component nonlinear optical system based on a liquid crystal light valve (LCLV) with external feedback loops is experimentally investigated. A degenerate…”
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LCLV-based system for high resolution wavefront correction: phase knife as a feedback intensity producer by Larichev, A.V., Nikolaev, I.P., Violino, P.

“…A nonlinear optical system with distributed feedback, based on a liquid-crystal light valve (LCLV), is considered. The use of a Fourier-filtering technique…”
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Compensation of dynamic phase distortions in the phase conjugation system based on the film of azocontaining liquid-crystalline polymer by Simonov, A. N., Larichev, A. V., Shibaev, V. P., Stakhanov, A. I.

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