MULTIFUNCTIONAL DEVICE FOR PARTIAL SUBSTITUTION OF VISION FUNCTION FOR BLIND PATIENTS Russian patent published in 2005 - IPC

FIELD: medical equipment.

SUBSTANCE: device can be used for creating specialized software allowing handicapped people to get wider information on properties of objects as color, lightness, brightness, contrast and to classify received data. Device has photoreceiver 1, first amplifier 2, analog-to-digital converter 3, control unit 4, radiators pulse oscillator 5, second amplifier 6, polychromatic radiator 7, polyphonic oscillation generator 8, output amplifier 9, output signal adjusting unit 10, sonic indication unit 11, recording/playback unit 12, microphone 13, mode switch 14 and power unit 15.

EFFECT: simplified process of testing objects; improved precision and truth of determination of tested objects' parameters.

4 dwg