An apparatus and method for aiding a visually impaired or blind person to
detect, identify and avoid objects in the field of vision of the
surroundings. The apparatus includes electro-optical devices to detect
and identify objects, a control unit, which receives and processes
information from the devices and a vocal representation unit to receive
instructions from the control unit for purpose of audibly describing the
objects to the person in the field of vision, thereby enabling the person
to cope and proceed safely in the surroundings. The method for aiding a
visually impaired person to detect, identify and objects in the field of
vision surroundings includes the steps of receiving visual images of the
objects, receiving range information concerning the objects, processing
the image information, and audibly describing to the person the objects
in the field of vision, thereby enabling the person to cope with, and
proceed in his surroundings.