FIELD: physics.
SUBSTANCE: apparatus has an azimuthal platform with a drive and a drive control unit, an optical system and a photodetector array. The optical system is mounted on the azimuthal platform. The photodetector array is placed in the focal plane of the optical system. An optical compensator is placed in front of the photodetector array on a revolving platform with an angle sensor and is in form of a refracting prism with an even number N of faces. The input of the unit for generating synchronisation signals is connected to the angle sensor and the output is connected to the frame synchronisation input of the photodetector array. The axis of the revolving platform is linked to the axis of the azimuthal platform by a multiplier with transfer constant Km equal to: Km=2π/β-N.
EFFECT: obtaining quality video frames using a photodetector array with all-round view of the surrounding space with constant scanning speed.
2 cl, 2 dwg
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Authors
Dates
2012-03-20—Published
2010-04-19—Filed