FIELD: optical instruments. SUBSTANCE: device has serial optical path of mirror system, wave-front corrector, first shaping lens system, first light splitter, and image detection device. Second output of first light splitter is connected to optical input of second light splitter and serial path of image brightness amplifier and second shaping lens system. Output of second shaping lens system is optically connected through first mask to photodetector, which output is connected to first inputs of adder and switch. Second output of second light splitter is optically connected to second mask and matrix photodetector, which output is connected in series to integrator, adder and switch, which output is connected to input of control signal generator, which is connected to respective control inputs of wave-front corrector. First mask corresponds to region of real values of optical Fourier spectrum of non-distorted image of observed object. Second mask corresponds to region of indeterminate position of observed object in system's field of vision. Second light splitter is mounted for inputting and outputting beams to and from optical system. Device design results in possibility to eliminate need in a priori information about shape and angular position of observed object in system's field of vision. EFFECT: increased field of application. 2 dwg
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Authors
Dates
2000-09-10—Published
1999-05-26—Filed